The envelope found in some virus particles differs from the cytoplasmic membrane of cells in that it does not perform the physiological functions carried out by the cytoplasmic membrane.
For enveloped viruses, transport of the viral genome in the course of the lipid bilayer of the virus and a cell membrane is completed by using a membrane fusion reaction. For nonenveloped viruses, the viral genome is commonly added throughout a mobile membrane through a pore this is original by way of protein components of the viral capsid.
The envelope consists of proteins decided via the viral nucleic acid and substances derived from ordinary host cell additives. capsid is included by means of envelope including proteins, lipid and carb combination.
Enveloped viruses have a phospholipid membrane out of doors their capsid, at the same time as nonenveloped viruses do not have a phospholipid membrane.
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Which pharmacokinetic process is affected when medications are given to a patient who has a history of gastric bypass surgery?
The name of the pharmacokinetic (i.e., the PK) process affected when medications are given to a patient who has a history of gastric bypass surgery is known as absorption.
What are pharmacokinetic properties?The pharmacokinetic properties can de be defined as the physical-chemical properties of compounds in a given solution, which are fundamental during drug development and formulation selection processes in therapeutics.
In conclusion, the name of the pharmacokinetic (i.e., the PK) process affected when medications are given to a patient who has a history of gastric bypass surgery is known as absorption.
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why is nutrient cycling important to an ecosystem
Which two functional groups are always found in amino acids? a) carbonyl and amino groups b) carboxyl and amino groups c) amino and sulfhydryl groups d) hydroxyl and carboxyl groups
The two functional groups which are always found in amino acids are carboxyl and amino groups and is denoted as option B.
What are Amino acids?These are substances which are derived from protein is broken down through series of enzymatic actions and are the building blocks of life as they are responsible for the growth and repair of worn out tissues.
They contain elements such as nitrogen, carbon, hydrogen etc and their structure is made up of a basic amino group (―NH2) and an acidic carboxyl group (―COOH).
This is therefore the reason why option B was chosen as the most appropriate choice.
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How do the Riffles affect the level of oxygen in a River?
(Please help!!)
Identify the natural biome in which you live, and summarize its abiotic and biotic characteristics. Do these reflect your actual surroundings? Explain.
A biome is an enormous terrestrial environment with a diverse range of flora and fauna living a significant habitat. Its flora, climate, soil, temperature, and wildlife are what distinguish it.
Different areas of the biosphere contain biotic and abiotic elements. Abiotic variables are those that are not caused by living things such as light, soil, temperature, water, and nutrients. Biotic factors are those that are caused by living things.Abiotic variables affect an organism's capacity for survival and reproduction and restrict population expansion. The community of biotic organisms interacts with the environment's non-living components, and biotic factors have an impact on the entire ecosystem. Because plants require precise temperatures, soil, and moisture to develop and because animals depend on plants for food, biotic factors depend on abiotic factors to survive. Thus, the quantity and distribution of life on Earth are influenced by both biotic and abiotic causes.Localized variations in climate have an impact on biotic and abiotic elements that surround people and the natural world. It creates a distinctive ecosystem that adapts to the local environment from its initial state, changing how the typical qualities of the biome are portrayed.Learn more about the biome with the help of the given link:
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which statement does not describe an antibiotic mechanism of action, thus enabling the antibiotic to kill bacteria?
Answer:
They prevent the formation of the phospholipid bilayer
Explanation:
The statement from above which does not describe an antibiotic mechanism of action, thus enabling the antibiotic to kill bacteria is:
It prevent the formation of phospholipid bilayer.
The correct answer choice is option a
Generally, antibiotics are usually administered and prescribed by healthcare professionals for health conditions caused by bacteria.
BacteriaBacteria are microscopic and unicellular organisms which belong to the group of organisms known as Monerans.
They can found on air, in water, in the soil and also even inside living organisms.
However, bacteria are also the causative agents or pathogenic microorganisms of some diseases.
Also, antibiotics are usually administered and prescribed by healthcare professionals for health conditions caused by bacteria.
Some few characteristics of bacteria are:
They are unicellular organismsThey are microscopicThey are either saprophytes or parasitesThey exhibit as- e- x - ual reproductionComplete question:Which statement does not describe an antibiotic mechanism of action, thus enabling the antibiotic to kill bacteria?
a. It prevent the formation of phospholipid bilayer
b. Inhibition of Cell Wall Synthesis.
c. Alteration of Cell Membranes.
d. Inhibition of Nucleic Acid Synthesis
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The goal of a command economy is to
Explanation:
it is to supply enough food, housing and other basics to meet the needs of everyone in the country
During the redox reaction in glycolysis (step 6 in Figure 9.9), which molecule acts as the oxidizing agent? The reducing agent?
novel mechanism for regulation of epidermal growth factor receptor endocytosis revealed by protein kinase a inhibition
The novel mechanisms for the regulation of epidermal growth factor receptor endocytosis are revealed by protein kinase A inhibition. So this is a correct statement.
What is EGFR?The receptor tyrosine kinases known as the ERBB family, which includes the epidermal growth factor receptor (EGFR), play crucial roles in both healthy physiological states and malignant situations.
The extracellular and intracellular domains of the receptor tyrosine kinases undergo dynamic conformational changes when they contact their ligands, which causes the transphosphorylation of tyrosine residues in the C-terminal regulatory domain.
These act as docking sites for molecules that come after them and cause metastasis, invasion, proliferation, and the avoidance of apoptosis, all of which are crucial for the cancer phenotype.
Therefore, the statement is correct.
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contrast the role of spores in the land plant life cycle with the role of gametes; identify the structures associated with the dispersal of spores in non-vascular land plants.
Spores are the cells performing asexual reproduction whereas gametes are involved in sexual reproduction in the land plants. The non-vascular land plants have various structures like elaters, peristomeal teeth, capsules, etc. that help in spore dispersal.
Spores are the diploid non-gametic structures involved in reproduction. They alone can give rise to offspring through asexual mode of reproduction. They can reproduce by fragmentation or by formation of special structures called gemmae.
Peristomeal teeth are the triangular tooth-like structures that surround the capsule of bryophytes. There are two sets of teeth with 16 in each set. They perform hygroscopic movement and therefore help in dispersal.
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which molecules are considered organic?
those containing hydrogen
those containing carbon
all natural
those containing phosphorus
According to the research, the correct option is those containing carbon. Molecules are considered organic when they contain carbon.
What are organic molecules?It refers to those that come from living beings, that is, they are compounds of biological origin, which contain carbon, proteins, lipids, carbohydrates are organic molecules.
In this sense, they are compounds with carbon-hydrogen, carbon-carbon or other covalent bonds since the formation of covalent bonds is easy for carbon, which achieves its stability by creating bonds with other carbons in closed or open chains.
Therefore, we can conclude that according to the research, the correct option is those containing carbon. Molecules are considered organic when they contain carbon.
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during strenuous exercise, when muscles are not being supplied with enough oxygen, a shift in metabolism results in the breakdown of pyruvic acid to lactic acid. what is this change in metabolism called?
The Change is called ATP. For muscle to contract, ATP must be present in muscle fibers. ATP is offered from the subsequent sources:
inside the muscle fiber. ATP available in muscle fibers can sustain muscular contraction for several seconds. phosphocreatine. creatine phosphoric acid, a high-energy molecule stored in muscle cells, transfers its high-energy phosphate group to ADP to create ATP. creatine phosphoric acid in muscle cells can generate enough ATP to sustain shortening for about 15 seconds. Glucose stored in cells. Intracellular glucose is stored in carbohydrate glycogen. Through the organic process of glycogenolysis, glycogen is weakened to release glucose. metastasis then produces ATP from glucose. Glucose and fatty acids extracted from the bloodstream. When energy demand is high, glucose from glycogen stores within the liver and fatty acids from adipocytes and fat stores in the liver are released into the bloodstream. Glucose and fatty acids are haunted by muscle cells from the bloodstream. metastasis produces ATP from these high-energy molecules. internal respiration is that the process by which ATP is extracted from high-energy molecules. Several important metabolic pathways are involved, a number of which require the presence of oxygen. the most methods are summarized as follows.
Glycolysis breaks down glucose into pyruvate and produces two molecules of ATP within the absence of oxygen. the assembly of ATP without oxygen is termed anaerobic respiration, and glycolysis is named an anaerobic process because oxygen isn't employed in the varied metabolic steps of this pathway. During anaerobic respiration, pyruvate is converted to lactate. carboxylic acid is converted (via liver enzymes) to pyruvate, and within the presence of oxygen pyruvate can enter the mitochondria
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in meiosis i, determines the number of chromosomes in the gametes. this is an essential process that serves to keep the same number of chromosomes in the embryo that will be formed when the gametes get together.
Reductional Division
Meiosis, the process by which germ cells are created, involves the initial cell division. Chromosome number is decreased from diploid (46 chromosomes) to haploid during reduction division (23 chromosomes). sometimes referred to as the initial meiotic division and meiosis. Before meiosis starts, the cell's chromosomes are reproduced. During meiosis, there are two divisions that take place.
Due to the genetic material's reduction from diploid to haploid during the first division, known as meiosis I, it is frequently referred to as a reductional division. The term "ploidy" describes how many chromosomal sets are present in a species' genome. Haploid denotes the presence of one pair of chromosomes, whereas diploid denotes the presence of two sets.
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Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures.
The statement 'Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures' is based on scanning electron microscope.
What is scanning electron microscope?The scanning electron microscope is an especial class of optical procedure to identify cellular structures by using an electron flow beam.
This technique is very useful for analyzing micronanoparticles images in different types of solid materials.
In conclusion, the statement 'Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures' is based on scanning electron microscope.
Complete question:
Choose the microscopy technique that's could best for the needs of each scenario.
Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures.
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This photo shows a child receiving an oral vaccine against polio, a disease caused by a virus that infects neurons. Given that the body cannot readily replace most neurons, why is it important that a polio vaccine stimulate not only a cellmediated response but also a humoral response?
PolioPolio vaccine produces antibody in the blood called humoral responses ,it prevents to spread polio virus to the immune system.
What is the difference between OPV and IPV vaccine?OPV is administered orally, giving defence in the mouth , intestine and blood. Because polio viruses spread through the mouth and thrive in the intestines , it's crucial to protect both of these areas. An injectable vaccine called IPV offers protection in the blood.
The action of oral polio vaccine is two pronged. OPV antibodies in the blood to all three types of polio virus andand in the event of Infection,this protects the individual against polio paralysis by preventing the spread of polio virus to the nervous system.
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Which statement gives an advantage of multicellular organisms?
Answer:
Cells are able to provide support
Explanation:
There are multiple cells in these organism, so these cells help carry out multiple functions.
Resistance in strength training is the equivalent of _____ in cardiorespiratory exercise.
Answer:duration
Explanation:
The resistance in strength training is the equivalent of intensity in cardiorespiratory exercise. These are metabolic equivalents used to measure the fitness of an individual.
What are Cardiorespiratory exercise?Cardiorespiratory fitness (CRF) is the ability of the circulatory and respiratory systems of an individual to supply oxygen to skeletal muscles during vigorous physical activity. The primary measure of the CRF is VO₂ max.
Activities like walking, jogging, running, cycling, swimming, climbing, hiking, skiing, and dancing are some of the pure cardiorespiratory exercises. Sports such as soccer, basketball, squash and tennis helps an individual to improve his/her cardiovascular fitness.
Metabolic equivalents (METs) are the rates used to measure the intensity of an exercise and the uptake of oxygen. MET measures the energy expenditure at rest.
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what technological advancement was necessary before scientists could begin to observe cells? a. invention of the microscope b. invention of the balanc
The invention of the microscope was required before researchers could start studying cells.
The correct answer is A.
Who made the microscope?Zacharias Janssen
The usage of a microscope, a discovery that dates back to the late 16th century and a modest Dutch eyeglass manufacturer named Zacharias Janssen, has helped every major branch of science. One classification is based on the element that interacts with the material to produce the image, such as light or photons (for optical microscopes), electrons (for electron microscopes), or a probe (scanning probe microscopes).
Which two basic types of microscopes are there?There are two different kinds of microscopes: Simple and compound microscopes both consist of lenses, with a simple microscope having a single lens and a compound microscope having multiple lenses.
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what are 5 resources valued by human society?
Answer:
Water, Oil, Coal, Forests, Iron
Explanation:
hope this helps
Answer:
Water, Oil, Coal, Forests
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Dominant groups tend to use negative stereotypes of minorities when the minorities appear to be?
Dominant groups tend to use negative stereotypes of minorities when the minorities appear to be threatening.
What are stereotypes?The term stereotypes are awkward ideas that are targeted at a particular group of people. These stereotypes may not actually be a reflection of the situation of the person against whom the stereotypes are peddled.
The minority groups in several countries are the victims of these stereotypes. Hence, dominant groups tend to use negative stereotypes of minorities when the minorities appear to be threatening.
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In the muscular disease myasthenia gravis, antibodies bind to and block certain receptors on muscle cells, preventing muscle contraction. Is this disease best classified as an immunodeficiency disease, an autoimmune disease, or an allergic reaction? Explain.
Because it causes the development of antibodies against the acetylcholine receptors of skeletal muscles, myasthenia gravis is an autoimmune condition.
What is an autoimmune disease?The body develops an autoimmune disease and unintentionally targets healthy cells when the natural defense mechanism can't tell the difference between your cells and foreign cells. More than 80 different types of autoimmune diseases exist, and they can affect many different body parts.
What are the top five symptoms of an autoimmune disease?Numerous different tissue types and almost every organ in your body are susceptible to autoimmune disorders. Numerous symptoms, including as discomfort, exhaustion, rashes, nausea, migraines, dizziness, and more, may be brought on by them. The exact ailment determines the specific symptoms.
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What is the biological roles of human?
What grounds does corvino give for rejecting the argument that homosexuality is wrong because the bible prohibits it?
He claims that such an argument ignores the context in which the Bible was written. grounds does Corvino give for rejecting the argument that homosexuality is wrong because the bible prohibits it.
What is homosexuality?
Romantic interest, sexual attraction, or sexual conduct between people of the same sex or gender is referred to as homosexuality. The definition of homosexuality as a sexual orientation is "a lasting pattern of emotional, romantic, and/or sexual attractions" to individuals of the same sex. "It also refers to a person's sense of identity based on those attractions, related behaviors, and membership in a group of people who share those interests," according to the definition.
Scientists do not yet know the exact cause of sexual orientation, but they theorize that it is caused by a complex interplay of genetic, hormonal, and environmental influences and do not view it as a choice. Homosexuality is one of the three main categories of sexual orientation within the heterosexual-homosexual continuum, along with bisexuality and heterosexuality.
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which one of the following statements concerning cardiac muscle cells is true? they are multinuclear cells. they require an external stimulus to undergo contraction they possess numerous caveolae. they are spindle shaped. they are joined together end-to-end by intercalated disks
The statements concerning cardiac muscle cells which is true- they are joined together end-to-end by intercalated disks.
cardiac muscle cells are the involuntary and striated muscles that are present in the wall of the heart.
The myocardium is divided into endocardium (the inner layer) and pericardium (outer layer)
They are unicellular muscles with which are joined together by the intercalated disc and are encased by collagen fibres which forms the extracellular matrix.
They don't need an external stimuli and keep working so that the pumping of the heart is not stopped. The stimuli started from the sino atrial node which gets transmitted to the all over the heart muscles.
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When it comes to different strains of hantavirus, which one is of LEAST concern to humans?
A.
Hantaan
B.
Puumala
C.
Prospect Hill
D.
Sin Nombre
Answer: C, Prospect Hill.
Explanation: it's in the notes that this strain has no evidence of infecting humans.
Prospect Hill is the strain of hantavirus that is of least concern to humans. Therefore, option (C) is correct.
What is hantavirus?Hantavirus is a group of viruses that primarily infect rodents and can cause severe illness in humans. These viruses are transmitted to humans through contact with infected rodents, their droppings, urine, or saliva, or by inhaling dust contaminated with the virus. Hantavirus infections can lead to a range of symptoms, including fever, muscle aches, fatigue, and respiratory distress.
In some cases, the infection can progress to a severe and potentially fatal respiratory illness known as hantavirus pulmonary syndrome (HPS). Hantavirus infections are most commonly reported in rural areas, particularly in regions with high rodent populations. Prevention measures include avoiding contact with rodents, sealing up rodent entry points, practicing proper sanitation and hygiene, and taking precautions when cleaning up rodent-infested areas.
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A physical model is often used to show the complex structures that exist in
many cells. Which sentence best describes a benefit of using a model of a
cell?
The best phrase that describes a benefit of using a one-cell model is Integrating heterogeneous datasets and Identifying limits of our knowledge.
What is a model cell?The model cell is a testing center where people can experiment with ideas, embrace failure as a path for learning, and put new concepts into action
3D cell models provide more physiologically relevant conditions than 2D cell cultures, as they closely mimic the microenvironments, cell-to-cell interactions and biological processes that occur in vivo.
With this information, we can conclude that Since they account for individual behavior at the cell level such as cell proliferation, cell migration or apoptosis, cell-based models are a useful tool to study the influence of these behaviors on how tissues are organised in time and space.
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fill in the blank question. the splitting or diverging of a population into two or more is known as cladogenesis.
the splitting or diverging of a population into two or more species is known as cladogenesis.
What does cladogenesis mean?Cladogenesis is an evolutionary phenomenon that results from the divergence of taxa brought about by strong selection for the adjustment of sister populations from a common origin to different environments as a result of their isolation from each other on anatomical, physical properties, geographic, seasonal, ecological, and/or ethological (behavioural) levels.
A new animal or plant species is developed through speciation. When a group within a species splits from those other individuals of its family and develops its own distinct features, this is known as speciation.
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Shaniqua is a holistic veterinarian who specializes in phytotherapy. She is speaking before a class of veterinary students, discussing the efficacy of using herbs and plants to promote animal wellness. One student asks Shaniqua why she believes that herbal remedies are superior to traditional medications, given that many medications are derived from plants. How will Shaniqua MOST likely reason with this student? A. She will say that the pharmaceutical manufacturers are dishonest about their use of plants in medicines. B. She might note that there are more studies done on the use of herbal remedies than there are of prescription medications. C. She will explain that companies supplying herbal remedies have better motives than pharmaceutical companies. D. She might say that using a whole herb instead of just a component of it is thought to cut down on unintended side effects.
She might note that there are more studies done on the use of herbal remedies than there are of prescription medications.
Define herbal remedies.Products made from plants known as botanicals or herbs are known as herbal goods, botanical products, or phytomedicines and are used to treat ailments or maintain health. A product manufactured from plants called a herbal supplement is only meant to be consumed internally.
Although they are FDA-regulated and only contain pure chemicals, many prescription pharmaceuticals and over-the-counter drugs are also made from plant components. Herbal supplements may contain whole plants or plant parts.
Herbal supplements are available in a variety of forms, including dried, chopped, powdered, liquid, capsules, and more.
swallowed as tinctures, tablets, or powdermade into teaApplying gels, lotions, or creams to the skinin the bath waterto know more about herbal check the link given below
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HELPPPPP ME WITH THIS PLEASE!!!
all genetic characteristics are not inherited. how can this be explained?
What signs and symptoms does the nurse expect a client diagnosed with bacterial pneumonia to exhibit?
The most common signs and the symptoms does the nurse expect to a client who diagnosed with bacterial pneumonia is to exhibit cough with thick yellow, the green, or the blood-tinged mucus. the stabbing chest pain that worsens when they coughing or they breathing. sudden onset of the chills severe enough to make that you shake. fever of around 102-105°F or above (fever lower than 102°F )
The Most of the people with pneumonia respond well to the treatment, but the pneumonia can be very serious and they even deadly. You are more likely to have the complications if you are an older adult, a very young child, or have a weakened immune system, or have a serious medical problem like diabetes or the cirrhosis.
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