Answer:
The answer is A.
Explanation:
Which climate is most likely found in a low-pressure belt?
A. Rain Forest
B. Rain Shadow
C. Desert
D. Mediterranean
Answer:
A
Explanation:
Answer:
Its desert
Explanation:
Took the quiz.A PE X
Describe the appearance of the tracing.
Answer:
The physical appearance of a person is how other individuals see and perceive them. It is one of the main components of non-verbal communication.
What substance is a gas at -120°C?
carbon
phosphorus
xenon
arsenic
nitroge
Answer:
nitrogen
Explanation:
hope it helps u
1. List seven potential environmental impacts
of mining.
Answer:
Pollution
Destruction of Land
Subsidence
Noise
Impact on the Biological Environment
Energy
Long-term Supplies of Mineral Resources
Explanation:
Can anyone answer this question?
Answer:
D, sperm contains only 23 (to be combined with the egg which has 23 chromosomes too)
11. Why is the mantle of the Earth described as a semi-solid?
A) The mantle is composed of some solid pockets and some liquid pockets.
B) The mantle is solid toward the crust and liquid toward the outer core.
C) The mantle is liquid during warmer months and solid during colder months.
D) The mantle is so hot that it allows the rocky material to flow gradually.
Answer:
D) The mantle is so hot that it allows the rocky material to flow gradually.
Explanation:
Accelerate 2022
The mantle is so hot that it allows the rocky material to flow gradually. The correct option is D.
What are the layers of Earth?The crust, mantle, outer core, and inner core are the four principal parts that make up the earth's structure.
Each layer has a distinct chemical make-up, physical state, and potential to affect life on the surface of the Earth.
The crust, mantle, and core are the three layers that make up the earth. This stratum of the earth lies on the surface and is composed primarily of granite and basalt solid rock.
Oceanic and continental crust are the two different types. The majority of the oceanic crust is made of basalt and is denser and thinner.
The Earth's mantle is regarded as being semi-solid. Because the mantle is so heated, the rocky material can flow gently.
Thus, the correct option is D.
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lest 5 Adaptation to oxygen up take for mounting climbers
How much of the world does the tropical rainforest biome currently cover?
Answer:
13 percent
Explanation:
In cats produce many different coat colors. Tabby fur color can be produced by AA or Aa, black is aa. Another gene pair is epistatic to the gene for fur color. When present in its dominant form (WW or Ww), this gene blocks the formation of fur color resulting in offspring with white fur (ww offspring have normal fur). Determine the proportions of offspring from the following cross:______.
AaWw x AaWw.
(Assume no gene linkage).
Answer:
giao
i don't know, don't ask me
Explanation:
why is whitefish used to study mitosis
Answer:
The whitefish embryo is a good place to look at mitosis because these cells are rapidly dividing as the fish embryo is growing. ... This is why mitosis is only visible in cells that are dividing, like the whitefish embryo and the onion root tip. Mitosis can take several hours to complete.
Whitefish (typically the embryos or cells of fish species like zebrafish) is commonly used in scientific research, including the study of mitosis, for several reasons.
Zebrafish embryos are transparent, which allows researchers to observe and study cellular processes, including mitosis, under a microscope easily. This transparency enables real-time imaging of cell division without the need for invasive techniques.
Genetic manipulability: Zebrafish are amenable to genetic manipulation techniques, such as gene knockdown or overexpression, which allows researchers to study the effects of specific genes or proteins on mitosis. This genetic manipulability helps to uncover the underlying mechanisms and signaling pathways involved in mitotic processes.
High fecundity: Zebrafish are highly fertile and produce a large number of embryos, making it easier for researchers to obtain a sufficient sample size for their experiments.
Ethical considerations: The use of zebrafish embryos in research carries fewer ethical concerns compared to studies involving mammals. Their use can help reduce the need for more complex and higher-order animal models.
Overall, the unique characteristics and advantages of whitefish, specifically zebrafish, make them a suitable model organism for studying various biological processes, including mitosis.
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Directions: Drag each label to the correct location on the diagram.
Robin hits a baseball. While it is flying, it has both kinetic and gravitational potential energy. As it moves, its kinetic and gravitational
potential energy change, but its total energy does not change. There is no air resistance.
At which point of the ball's flight does it reach it's maximum gravitational potential energy (max potential) and maximum kinetic energy (max
kinetic)?
Answer:
Picture
Explanation:
Study Island
The points at which max potential and max kinetic energy is the last second point away from the boy is max potential and the last point is the max kinetic.
What are max potential and max kinetic energy?The product of an object's mass (m), gravitational acceleration (g), and height is its potential energy (PE) (h). Maximum kinetic energy is the amount of energy present when both the speed and the potential energy are at their highest levels.
The boy is batting the ball and the ball went to the highest point is the max potential energy, then when the ball goes into the distance is called the max kinetic energy.
Therefore, maximum kinetic and potential energy are present at the final point and the mid or in the diagram, the 4th point respectively.
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When is S-phase complete?
Answer:
S phase. In S phase, the cell synthesizes a complete copy of the DNA in its nucleus. It also duplicates a microtubule-organizing structure called the centrosome. The centrosomes help separate DNA during M phase.
Answer:
we say that S phase is complete when each chromosome has been duplicated
Explanation:
name the three major parts of a cell and their functions
Answer:
cell membrane cytoplasm nucleus
Explanation:
cell membrane controls what goes inside and out the cell
cytoplasm is where chemical reactions happen
nucleus contains genetic information and controls what happens inside the cell
The type of RNA that delivers amino acids to the ribosome during protein synthesis is tRNA.a) trueb) false
Answer:
A). True
Explanation:
tRNA, which means transfer RNA is one of the three types of RNA known in nature. The tRNA is found in the ribosome, where it plays a pivotal role in protein synthesis (translation). Transfer RNA is the RNA responsible for reading the nucleotides in the mRNA codon and carrying the amino acid that corresponds those codons to the ribosome.
The tRNA has a 3-dimensional structure that allows it to carry anticodon that reads codon and also carry amino acids on opposite ends. Hence, according to this question, tRNA is a type of RNA that delivers amino acids to the ribosome during protein synthesis.
List all six stages of the sensory pathway when an animal responds to information about its environment.
Explanation:
There basically four stages of sensory pathway when an animal responds to information about its environment.
and these stages of pathway are Reception, transduction, transmission, and perception.
The sensory receptors are commonly described as specialised neurons found in sense organs that helps detect and respond to stimuli. The six stages of the sensory pathway which an animal responds to information about its environment are:
Reception: This falla under sensation. It is simply a type of sensory receptors detect that stimulus is present.Transduction: This also falls under sensation. It is a type of sensory receptors whose work is mainly to convert stimulus energy into electrochemical energy.Transmission: This falls under sensation. It is when neural impulses leave sensory organs and moves to the brain.selection: This falls under perception. It acts as detectors that filter the stimuli by responding to particular features of a stimulus while also ignoring the rest.Organisation: This falls under perception: It is known to organise the characteristics of sensory stimuli in a meaningful manner. Interpretation: This Fall also under perception. It is known to give meaning to sensory stimuli.Sensation is simply regarded as a physiological process that uses sensory receptors in detecting and responding to stimuli.
Perception is referred to as the mental work of organising and interpreting sensory stimuli, making it meaningful.
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Which of the following is an example of static friction A.a pencil rolling on the table B. a dog running in a yard C. a chair sliding on a floor D. a mover pushing on a non moving box
Answer:
d :)
Explanation:
Which of the following are filled with synovial fluid?
a) articulated cartilage
b) menisci
c) bursar
d) ligaments
Investigator Sheer is testifying about DNA evidence she found at the crime scene that matches the suspect on trial. The prosecutor asks Investigator Sheer to explain her conclusion that the DNA samples matched.
What would be a good explanation for her to give to the jury?
That at least 10 different points on the two samples matched
That the DNA profile matches someone with the suspect's hair color and skin tone
That she found one point that matched on the two DNA samples
That the DNA samples showed no clear points in common
All of the following contribute to the severity of the effects of natural disasters during modern times except __________.
A)
choices in land use
B)
evacuation and disaster relief plans
C)
dramatic increase in human populations
D)
predictability of natural disasters
E)
people choosing to live in areas at high risk for hazards
Answer:
A. Choices in land use
Explanation:
Correct me if im wrong
Costa Rica, located in Central America, features a very high level of biodiversity due to its tropical climate and large range of habitats. As a result, Costa Rica has endless examples of population interactions lurking in its rain forests. Read about three of these interactions, and then complete the sentences that follow. SlothTickCoral snake Brown-throated sloths (Bradypus variegatus) are tree-dwelling mammals and one of the least active animals on earth. Sloths spend most of their time sleeping or eating young leaves from the trees they live in. The interaction between the sloths and the leaves they eat is an example of a relationship. In this example, sloths are that acquire their nutrients and energy from the they eat. The colors of coral snakes provide these animals with to avoid predation. Specifically, their coloration helps them . The interaction between the hosts and the ticks that live on them can be characterized as , because .
Answer:
The interaction between the sloths and the leaves they eat is an example of a predator-prey relationship. In this example, sloths are herbivores that acquire their nutrients and energy from the plants they eat. The colors of coral snakes provide these animals with mimicry to avoid predation. Specifically, their coloration helps them advertise their toxicity. The interaction between the hosts and the ticks that live on them can be characterized as parasitism, because one species feeds on the other.
Explanation:
Predator-prey relationships are those in which a specie feeds on another specie. The sloth is the predator that feeds on the leaves which are its prey. Herbivores feed on plants. Therefore, the sloth are rightly classified as herbivores.
Coral snakes are brightly colored with red, yellow, and black patches that warn potential predators of their toxicity. Ticks living on hosts are parasitic because the ticks feed on their host.
With the help of circulatory it produce blood cells.
A. Excretory
B. Muscular
C. Endocrine
D. Skeletal
Answer:
Skeletal
Explanation:
Think about the bone marrow.
Answer:
D. Skeletal
Explanation:
blood cells are formed in the red bone marrow of bones. Stem cells in the red bone marrow are called hemocytoblasts. They give rise to all of the formed elements in blood. If a stem cell commits to becoming a cell called a proerythroblast, it will develop into a new red blood cell.
1.
brings flood and strong wind that can
sweep away plants.
I.
According to the Janzen-Connell hypothesis, in order for pathogens or herbivores to contribute to the maintenance of diversity: Select all that apply. the pathogens/herbivores must be host-specific. mortality of seedlings due to competition between plants must be less important than mortality due to herbivores/pathogens. the infections must be avirulent. the pathogens/herbivores must result in lower seedling mortality close to adult plants of the same species.
Answer:
The correct answer is -
The pathogens/herbivores must be host-specific.
Mortality of seedlings due to competition between plants must be less important than mortality due to herbivores/pathogens.
Explanation:
According to the Janzen-Connell hypothesis, it is showed by research that seeds of rare species are more likely to escape seed from herbivores/pathogens. According to this theory, pathogens should be able to infect only a specific species.
Competition is less important in terms of mortality of seeds than it is due to the predators such as herbivores/pathogens of a species according to this hypothesis.
how do the rates of photosynthesis change with the physical environment?
Answer:
Without enough light, a plant cannot photosynthesis very quickly - even if there is plenty of water and carbon dioxide and a suitable temperature. Increasing the light intensity increases the rate of photosynthesis, until some other factor - a limiting factor - becomes in short supply.
Explanation:
1.) A swollen guard cell is called
2.) A flat guard cell is called
Swollen =Turgid
Flat =Flaccid
When the two guard cells are turgid (swollen with water), the stoma is open, and, when the two guard cells are flaccid, it is closed.
Allergies, asthma, high blood pressure, and heart
disease are examples of conditions caused by
Answer:
pollen sorry
Explanation:
i only did this for the points but the real answer is:
Children with allergies, asthma may be at risk of heart problems, with an increased risk of developing high blood pressure, high cholesterol, and obesity. In addition, eczema, a condition that causes itchy, inflamed skin, was common to asthma. here you go! Have a great day!
Why do scientists monitor the effect of each method
A- to stop humans from using wood as a resource
B-to prevent global temperatures from rising in the future
C- to study how ecosystems are different in different part of the world
D- to ensure that human have a sustainable supply of wood for the future
Oxygenated blood returns to the heart from the lungs via four pulmonary ____.
a. arteries
b. arterioles
c. veins
d. venules
Answer:
C
Explanation:
All veins carry deoxygenated blood except pulmonary vein
Answer:
The answer is
c. veins
Explanation:
How would the population of this type of plant be affected if the bee
population decreased dramatically?
A. Because the plants depend on the bees as a food source, the plant
population would decrease.
B. Because the plant would not reproduce as effectively, the plant
population would decrease.
C. Because the two organisms are of different species, the plant
population would be unaffected by the change in the bee
population.
D. Because the bees would no longer prey on the flowers, the plant
population would increase.
Answer:
Option B - because bee act as a medium for the plant for fertilisation due to which plant reproduce but if the population of bee decrease this will affect the rate of reproduction in plants.
The population of this particular type of plant be affected if the bee population decreased dramatically because the plant would not reproduce as effectively, and the plant population would decrease. Thus, the correct option is B.
What is Population?A Population may be defined as the group of individuals belonging to the same species living in the same area at a given time. This represents the members of the same species in a definite area.
The population of bees is significantly necessary for mediating the process of pollination that involves the mechanism of sexual reproduction in plants.
But if the population of bees is reduced due to any factor, this plant does not undergo the process of pollination which ultimately leads to the reduction in the population of this plant as well.
Therefore, the correct option for this question is B.
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Phagocytes often do not recognize bacterial cells with capsules, increasing the likelihood they will survive and cause disease. What other benefits could capsules give bacterial cells?
Answer: Other benefits that a capsules can give to bacteria includes:
--> slowing the penetration of antibiotics or chemicals,
--> it helps bacteria to adhere to surfaces
--> it prevents them from drying out as it contains water components.
Explanation:
Most microorganisms such as bacteria, virus, and parasites, are free living that benefits both plants and animals. The microorganisms that have the ability to cause disease are called pathogens. Infection occurs when pathogens are able to establish itself in a person through the use of its virulent factors. A typical example of virulent factors include the CAPSULES.
Capsules are made up of polysaccharides which lines the outer layer of a bacteria cell envelope. Example of such bacteria includes:
--> Streptococcus pneumoniae,
--> Klebsiella pneumoniae,
--> Haemophilus influnzae, and
--> Neisseria meningitis
These bacteria secrete a capsule around their cell wall which helps to prevent opsonization and phagocytosis by phagocytes of immune system of the host. This helps them to survive and cause disease. Other benefits that a capsules can give to bacteria includes:
--> slowing the penetration of antibiotics or chemicals,
--> it helps bacteria to adhere to surfaces
--> it prevents them from drying out as it contains water components.