Content Questions
1 According to the story, an
electrical circult is also called
A a circle
Ba wire
C a conductor
D a loop
Answer: It is a wire
Explanation:
What is number 3 on the cell photo
Answer:
ribosomes
Explanation:
If oxygen is present, then
glycolysis
goes too
Pyruvate from glycolysis gets delivered to the mitochondria if oxygen is available. The mitochondrial matrix, which is a region inside the cells, is where the pyruvate is transferred across membranes.
where are The mitochondrial matrix ?Three compartments are defined by the mitochondria's inner and outer membranes; each has a unique function and associated protein parts. The mitochondrial matrix is the final space, enclosed by the inner membrane.
What makes the mitochondrial matrix crucial?There are numerous uses for the mitochondrial matrix. The citric acid cycle is carried out there. This is a critical phase in the production of ATP, an energy molecule used in cell respiration. It has a component known as a nucleoid that houses the mitochondrial DNA.
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What is the name of the
root-like structure that
bryophytes use to absorb
water and nutrients?
A. branches
B. root hairs
C. tubers
D. rhizoids this
Answer:
D. rhizoids
Explanation:
if the wet bulb depression is 3 degrees and the dew point is 24 degrees, what is the relative humidity?
if the wet bulb depression is 3 degrees and the dew point is 24 degrees, relative humidity would be approx. 66%
What is relative humidity?
Relative humidity, often expressed as a percentage, indicates a present state of absolute humidity relative to a maximum humidity given the same temperature. It is a measure of how much water vapor is in a water-air mixture compared to the maximum amount possible.
Moreover, it measures the density of water vapor in a space relative to the temperature in the same space.
Calculate relative humidity RH using the formula, RH = 100 × {exp[17.625 × Dp/(243.04 + Dp)]/exp[17.625 × T/(243.04 + T)]}
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The production of ATP in the mitochondria
a. is anaerobic
b. takes place in the outer layer of mitochondria
c. takes place in eukaryotic and prokaryotic cells
d. is directly responsible for beginning the process of making ribosomal RNA
e: requires oxygen
Answer:
E: Requires oxygen
Explanation:
During respiration, glucose reacts with oxygen to form energy stored as ATP which can later be used by the cell.
when does dna replication happen?
Answer:
In short, DNA replication happens after the cell is done growing, during the S or synthesis phase. In eukaryotic cells, this happens in the nucleus, and in prokaryotic cells, this happens in the cytoplasm.
Explanation:
There are many different proteins, such as topoisomerase, ligase, and polymerase; leave a comment if you need details.
3. These are a part of the biotic component and are responsible for making the
own food.
a. producers
b. consumers
u. bears
c. habitats
d. niche
Answer:
producers
Explanation:
because they are living and most produce their own food through processes like photosynthesis. (e.g. plants and algea)
Part B Can scientists determine a more precise age of this snail fossil? Explain your answer.
Yes, researchers can pinpoint the fossil's age with greater accuracy. The igneous strata above and below the snail fossil can be examined to determine their exact ages. Scientists can use this absolute age to estimate the sedimentary rock's age between these layers and the fossil it contains.
What is fossil ?Fossils are the remains or signs of prehistoric life that have been preserved by the forces of nature. Shells, bones, exoskeletons, objects preserved in amber, petrified wood, coal, hair, oil, and DNA traces are a few examples of fossils. Another type of fossil is a skeletal structure.
Scientists use a clock of some kind to establish the time of formation of a rock or fossil in order to calculate its age. To date historic occurrences in the distant past, geologists frequently utilise radiometric dating techniques, which depend on the radioactive decay of specific elements like potassium and carbon.Learn more about Snail fossil here:
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what happens when you smell chlorine with bleach explain
Answer: Difficulty breathing or shortness of breath.
Explanation: Bleach and chlorine are dangerous chemicals and they also smell bad. When you inhale both of them at the same time it can knock you out. With all the chemicals the human body cannot control that and as a result your body doesn't know what to do. This can lead to you getting temporary/permanently injured.
list four types of evidence a scientist use to study climate conditions what's occurred in the past
The history of scientific discovery of climate change began in the early 19th century when Ice Ages and other natural paleoclimate changes were first suspected and the natural greenhouse effect was first identified.
Evidence of past climate includes:
Buried in sediments at the bottom of the oceans and lakesLocked away in coral reefsFrozen in glaciers and ice capsPreserved in the rings of treesTo know more about climate change visit:
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Describe how to improve the function of the cell membrane
Answer:
The plasma membrane is a common cell structure found in the cell of both eukaryotes and prokaryotes. It demarks the interior environment of the cell from the external environment and has a semipermeable nature. Structurally it is composed of phospholipids and molecules of proteins. The material which accounts for the rigidity of the plasma membrane is cholesterol; molecules of cholesterol are situated in the middle of phospholipid layers.
which option correctly describes the mode of inheritance for sickle cell anemia
recessive, X-linked dominant, X-linked recessive Or dominant
The mode of inheritance for sickle cell anemia is recessive.
Sickle cell anemia is a type of inherited genetic disorder where the blood cells are shaped as sickle or crescent-shaped instead of being oval flat disc-shaped cells. This peculiar structure of the abnormal red blood cells deems them unable to carry sufficient oxygen to the tissues and organs of the body.
To be affected by sickle cell anemia, an individual has to inherit one copy of the sickle cell gene from each parent, irrespective of gender. Thus, it can be also called a type of autosomal recessive disease. The disease is only expressed in the homozygous recessive condition.
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From a+b-2c take 3a+2b-4c
The value of the equation illustrated as a+b-2c take 3a+2b-4c is 2c - b.
What is an equation?An equation is the statement that illustrates the variables given. In this case, two or more components are taken into consideration to describe the scenario. It is vital to note that an equation is a mathematical statement which is made up of two expressions that are connected by an equal sign.
Based on the information, from a+b-2c we are to take away a+2b-4c.
This will be illustrated this:
(a + b - 2c) - (a+2b-4c)
Collect like terms
a + b - 2c - a - 2b + 4c
a - a + b - 2b - 2c + 4c
-b + 2c
= 2c - b
The value is 2c - b.
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Complete question
From a+b-2c take away a+2b-4c
How do the digestive tracts of the Nematode and Earthworm differ?
Answer:
Unlike the flatworms in which food and waste enter and exit from the same opening, nematodes have a complete digestive system. An animal with a complete digestive system has a mouth at one end, a long tube with specialized parts in the middle, and an anus at the other end.
Explanation:
Which is least affected by chemical weathering?(1 point) Responses a bridge made of iron rods a bridge made of iron rods a statue made of marble a statue made of marble a chair made of plastic a chair made of plastic a pile of tiles made of feldspar
The option that is least affected by chemical weathering is D. A pile of tiles made of feldspar.
What is Chemical weathering?Weathering is the term which is referred to as the process in which rocks are broken down into smaller particles through various types of action and mechanism. On the other hand, chemical weathering involves the breakdown of rocks through chemical reactions occurring between the substances involved.
Clay minerals such as quartz, feldspar etc are least affected by chemical weathering due to the absence of chemical reactions occurring thereby making it the most appropriate choice in this scenario.
In conclusion, the correct option is D.
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After an experiment, Monica creates a graph that shows a direct linear relationship between the size of a fish and the amount of oxygen the fish uses. Describe this trend in terms of the amount of oxygen that a fish would use us as it grows from being very smart very large
Increase in the metabolic activities of the fish necessitated the increase in the consumption of oxygen hence the straight line graph.
What is an experiment?We know that when we carry out an experiment, the aim of the experiment is so that we can be able to deduce the nature of the relationship that is seen to exist between two variables. The variables are the independent and the dependent variables. The dependent variable is directly affected by the independent variable as it changes.
We are also told that what we have here is a straight line graph. This implies that the amount of oxygen that the fish was using was increasing as the age of the fish was increasing. This is what has accounted for the straight line graph.
Now we can see that the reason why we have a straight line graph is that the metabolic activities of the fish was increasing as the age of the fish was increasing thus it had to take in more of the oxygen.
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What 3 organelles are involved in energy capture?
Explanation:
Ribosomes
Mitochondria
Golgi bodies
Answer:
Mitochondria are the "powerhouses" of the cell, breaking down fuel molecules and capturing energy in cellular respiration. Chloroplasts are found in plants and algae.
Explanation:
What name is given to animal cells with the capacity to differentiate into a specialised cell?
Answer: Stem cells I hope this is helpful to you mark me brainlist if correct then no if wrong
Explanation:
Stem cells are the cells that have an ability to become various types of cells. They are present both during embryonic development (embryonic stem cells) and in the adult body (adult stem cells). Human ES cells differentiating into neuronsStem cells are simple, unspecialised cells found in animals and plants that have the ability to divide to form cells of the same type. They can also differentiate into a variety of specialised cells. Stem cells can be harvested from embryonic umbilical cord or adult bone marrow..A cell capable of differentiating into any type of cell is known as "totipotent". For mammals, totipotent includes the zygote and products of the first few cell divisions. There are also certain types of cells that can differentiate into many types of cells.
What happens when the calf liver DNA preparation is digested with EcoRI? What does this tell you about the number and distribution of EcoRI sites in the calf chromosomes?
Answer: It is cut open so they can
Explanation:
When calf liver DNA is digested with the restriction enzyme EcoRI, the enzyme will cut the DNA at specific recognition sequences.
EcoRI recognizes and cuts the DNA at the palindromic sequence 5'-GAATTC-3', where the caret (^) indicates the cut site:
5'-G ^ AATTC-3'
The result of the EcoRI digestion will be the formation of DNA fragments with varying lengths, depending on the location of the EcoRI sites in the calf liver DNA.
The number and distribution of EcoRI sites in the calf chromosomes can be determined by analyzing the pattern of DNA fragments produced after the digestion. This technique is called Restriction Fragment Length Polymorphism (RFLP) analysis.
If there are more EcoRI recognition sites in the calf liver DNA, the digestion will result in smaller DNA fragments. Conversely, if there are fewer EcoRI recognition sites, larger DNA fragments will be generated. By running the digested DNA fragments on an agarose gel and comparing the fragment sizes to a DNA marker with known sizes, it is possible to determine the number and approximate locations of EcoRI sites in the calf chromosomes.
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Which of the following is at the root cause for all cancers?
A.) Obesity
B.) A breakdown of the cell division process
C.) antibiotic resistance
D.) The normal cell division process
Answer:
B
Explanation:
if the cell cycle during meiosis is impaired, it will rapidly produce cells(w cell division) that cannot be controlled anddddd it'll soon become cancer
The pH scale ranges from ____________ to ____________ and is used to indicate the ____________ of a solution.
One out of every hundred people of the Hopi Indian tribe inherits the autosomal recessive disease Glucose-6-phosphate deficiency. How many people in the population of six million are carriers of this disease?
Following the Hardy-Weinberg equilibrium theory, in a population of six million people, 1,080,000 individuals are healthy and carriers (heterozygous) for the trait.
What is the Hardy Weinberg equilibrium?The Hardy-Weinberg equilibrium is a theory that states that populations in equilibrium get the same allelic and genotypic frequencies generation after generation.
These populations do not evolve. No evolutive forces are acting on them.
Assuming a diallelic gene, frequencies are
Allelic frequencies
p is the dominant allele frequencyq is the recessive allele frequencyGenotypic frequencies
p² is the frequency of the homozygous dominant individualsq² is the frequency of the homozygous recessive individuals2pq is the frequency of heterozygous individuals
In a population in equilibrium,
p + q = 1p² + 2pq + q² = 1We will consider these equations to solve the problem.
Glucose-6-phosphate deficiency is an autosomal recessive disease.One out of every hundred people of the affection. So this is the homozygous recessive genotypic frequency.Because we have the frequency of the homozygous recessive genotype, we can get the allelic frequency.
q² = 1/100 = 0.01q = √q² = √0.01 = 0.1Now, by clearing the equation p + q = 1, we can get the dominant allele frequency. And then, the frequency of the homozygous dominant genotype.
p = 1 - 0.1 = 0.9p² = 0.9² = 0.81Finally, we can get the frequency of the heterozygous genotype
2pq = 2 * 0.9 * 0.1 = 0.18The number of individuals with each phenotype in the population is,
0.81 * 6,000,000 = 4,860,000 individuals are healthy not carrier0.18 * 6,000,000 = 1,080,000 individuals are healthy carriers. 0.01 * 6,000,000 = 60,000 individuals have the disease.In a population of six million people, 1,080,000 individuals are healthy and carriers (heterozygous) for the trait.
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Are the resulting cells at the end of Mitosis diploid or haploid
diploid
Explanation:The four daughter cells resulting from meiosis are haploid and genetically distinct. The daughter cells resulting from mitosis are diploid and identical to the parent cell.
Examples of electron and non-examples of electron. Please have good examples.
Examples of electron are hydrogen atom and example of non electron are lithium
Electron are the smallest of the particles that makeup ab atom and they carry a negative charge and the number of proton and electron is equal in a neutral atom and the hydrogen atom for example has a just one electron and one proton and the uranium atom on the other hand has 92 proton and 92 electron and a non electron also called as non bonding electron and a non bonding electron is an electron not involved in chemical bonding and this can refer to the lone pair and with electron localized on one atom and non bonding electron with the electron delocalized throughout the molecule
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Explain how viruses, over time and evolution, have actually made cells stronger and better.
Viruses have actually made cells stronger and better because of "internal arms race" it forces the cell to adapt and change to first the virus.
Viruses in all likelihood play a minor position withinside the switch of mobile genes among lineages. Novel viral genes constantly arose in replicating viral genomes withinside the virocell. Integration of viral genes lets in mobile organisms to discover new evolutionary paths.
They do now no longer comprise any cellular organelle like mitochondria, ribosome etc. Viruses are alive best till they're interior their host cellular.
They are taken into consideration to act useless while out of doors the host cellular. Hence, Viruses are an exception to cellular theory.
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In his arguments, the rancher focuses only on his family. In what way is this technique effective? Could his arguments benefit from additional information? If so, what kinds of information?
This technique is effective because by doing so, he draws attention to his issue and makes it easier for others to relate to the rancher's family's predicament.
Arguments where the rancher just focuses on his family can be successful because he attracts attention to his issue and makes it easier for others to relate to the rancher's struggling family. People can identify with others more readily when the discussions are more intimate.
In the movie The Rancher, a physically and emotionally traumatized man comes back to claim the ranch he inherited from a father who hated him. By the time he was sixteen, he hated him so much that he drove him off his land. But when he got back, he discovered friends and family, even if they had to drag him into the group against his will.
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can someone please help my plant i have no idea what’s wrong with it
Plants can help you figure out what the problem is. Get the correct diagnosis and come up with a treatment plan to cure the plant. Light Meter Find plants that fit in every corner of your home! Some prefer shade others like the sun on their leaves. There are many reasons for sudden plant death, including gopher damage, microscopic nematodes that attack plant roots, and over-fertilization.
In most cases, the cause is simply too much or too little water. You've spent more money than it's worth on a normal plant. It's too late in the season for the withered plant to recover. Plants have no sentimental value or can be exchanged. You can use it to identify camera images and get detailed information about landmarks places plants, animals products, and other objects. You can also scan the text and have it automatically translated.
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Which of these is a form of CHEMICAL
energy produced during the light
reaction of photosynthesis?
A. ATP this answer
B. DNA
C. RNA
ATP is a form of CHEMICAL energy produced during the light reaction of photosynthesis.
The correct option is A.
Briefing:All told, these processes convert solar energy into chemical energy, which is represented by ATP and NADPH. ATP and NADPH from of the light-dependent activities are used in the Calvin cycle, the final stage of photosynthesis, to make sugars.
What is photosynthesis ?Photosynthesis is the process through which plants turn carbon dioxide, water, and sunlight into oxygen and sugar-based energy.
What makes photosynthesis so important?Sunlight is converted into chemical energy by photosynthesis, which is then conserved for later use. The biological systems on the planet largely receive energy from this method.
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13. The Law of Conservation of Mass states that matter cannot be created or destroyed
but transferred. This law was proven by the scientist Antoine Lavoisier, who heated
various substances and documented quantitative relationships. His observations proved
that the mass of the reactants is equal to the mass of the product in a chemical reaction.
Justify (give good reason) why Lavoisier's conclusions were considered a law instead of a
theory,
A. Lavoisier attempted to explain the results of his experiments.
B. Lavoisier provided sufficient empirical evidence to support his claim..
Lavoisier provided an explanation of an observed phenomena in nature.
D. Lavoisier applied the results of one experiment to explain a wide variety of
circumstances.
Lavoisier's conclusions were considered a law instead of a theory, because Lavoisier provided sufficient empirical evidence to support his claim
What is Lavoisier law ?In his tests, Lavoisier tried to show that his theory according to which matter is never generated nor destroyed in chemical reactions was true.
The knowledge of finance, biology, chemistry, and economics that Antoine Lavoisier possessed was well known. He recognised oxygen and articulated the law of conservation of mass in 1778. He detected hydrogen, developed the metric system, and changed element nomenclature in 1783.He rightly inferred that water wasn't an element but rather a combination of oxygen and combustible air, or hydrogen as it is today known. Lavoisier used the breakdown of water into oxygen and combustible air to prove his point.Learn more about Lavoisier law here:
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