Examine the model.
Non-sister chromatids
UU
How does the process shown in the model result in genetic variation?

Create a Revision Guide and Summarise. ...

Spaced Repetition. ...

Make Difficult Topics Fun. ...

Create Accompanying Visuals. ...

Practice Past Papers. ...

Leverage Study Groups. ...

Create and Use Flashcards. ...

Revision and Memory Games.

Since pigments are in charge of receiving light energy and directing it to the reaction center, where it is transformed into the chemical energy of ATP and NADPH molecules, pigments are crucial for photosynthesis.

Life on Earth would not be feasible without these pigments because plants would not be able to absorb solar energy and transform it into the chemicals required for life. The molecules known as pigments are in charge of receiving light energy and directing it toward the synthesis of ATP and NADPH molecules. Due to the characteristics of pigments, which are crucial for absorbing solar energy and transforming it into chemical energy, life on Earth depends on pigments.

The chlorophylls are the most crucial pigments in photosynthesis. Chlorophylls are light-absorbing molecules that transmit energy to the photosynthesis reaction center. The place where light energy is transformed into the chemical energy of ATP and NADPH molecules is known as the reaction center. Numerous cellular metabolic functions, including the creation of sugar and other organic compounds, depend on the presence of ATP and NADPH molecules.

learn more about pigment at https://brainly.com/question/29323924

#SPJ4

The system of nuclei visualized in the rostral coronal plane dissection that mediates motor function is the basal ganglia.

The basal ganglia is a group of interconnected subcortical nuclei located deep within the cerebral hemispheres. It plays a crucial role in motor control, coordinating voluntary movements and regulating motor activity. The main nuclei within the basal ganglia include the caudate nucleus, putamen, globus pallidus, substantia nigra, and subthalamic nucleus. In a rostral coronal plane dissection, these nuclei are visualized in their relative positions from anterior to posterior. The basal ganglia receives inputs from the cerebral cortex and thalamus and sends outputs to the motor cortex, thalamus, and brainstem. Dysfunction or damage to the basal ganglia can result in motor disorders such as Parkinson's disease, Huntington's disease, and dystonia.

learn more about nuclei visualized here:

https://brainly.com/question/33430562

#SPJ11

The formation of planetary and star systems, galaxies, and clusters of galaxies is primarily driven by **gravity**.

Gravity is the fundamental force responsible for the initiation and development of various celestial structures. It causes matter to attract and clump together, eventually forming larger structures like **planetary systems**, star systems, galaxies, and clusters of galaxies. As particles and gas in space come together under the influence of gravity, they form dense regions that collapse under their own weight, leading to the formation of celestial bodies like stars and planets. In the context of galaxies and galaxy clusters, gravity holds these massive structures together and plays a crucial role in their evolution over time.

Know more about galaxy here:

https://brainly.com/question/31361315

#SPJ11

Answer:

The talons on the Peregrine Falcon are adapted to grasp prey and when they do this they often pierce the flesh. They are known for snatching smaller birds straight out of the air with their talons.

Explanation:

The study of changes is called evolution.

The correct answer is described below.

The talons on the Peregrine Falcon are adapted to grasp prey and when they do this they often pierce the flesh. They are known for snatching smaller birds straight out of the air with their talons.

For more information about the evolution, refer to the link:-

https://brainly.com/question/14688752

Answer:

hope it helps

Explanation:

Cooler materials move from Earth's mantle to the lithosphere. Cooler materials are highly dense, causing them to sink to the outer core.

Answer:

Cooler materials are highly dense, causing them to sink to the outer core.

Explanation:

Hope it helps! Hope this is correct

Answer:

C. It does not emit greenhouse gases.

The one advantage of using this technology in a coal-burning power plant is that it does not emit greenhouse gases. Therefore, option C is correct.

Electrical energy can be generated from moving water through a process called hydroelectric power generation. Hydroelectric power plants use the kinetic energy of moving water to spin turbines, which in turn generate electricity.

Hydroelectric power generation is a renewable source of energy that produces no carbon emissions or air pollution. It is one of the most widely used forms of renewable energy, providing electricity to millions of people worldwide.

However, the construction of dams and reservoirs can have significant environmental impacts on the surrounding ecosystems and habitats. Hence, option C is correct.

Learn more about electrical energy, here:

https://brainly.com/question/1580875

#SPJ7

During interphase, the cell copies its DNA in preparation for the second stage of meiosis.

Prophase is the first stage of cell division, in which the chromosomes become visible as paired chromatids and the nuclear envelope disappears.

Metaphase is the second stage of cell division in which the chromosomes become attached to the spindle fibers.

Anaphase is the third stage of cell division, in which the chromosomes move away from one another to opposite poles of the spindle.

Telophase is the fourth stage of cell division, in which the chromatids or chromosomes move to opposite ends of the cell and two nuclei are formed.

Cytokinesis is the division of a cell at the end of mitosis or meiosis that separates the cells into two individual daughter cells.

a medical emergency that causes and intrusion in blood stream to the brain or causes loss of motion called by an ischemic stroke. This thing happen when the blood supply to portion of the brain is hindered or diminished, anticipating brain tissue from getting oxygen and supplements.

Learn more about ischemic stroke here: brainly.com/question/29738657

#SPJ4

Answer:

A hole in the center of the stage allows light to pass from the light source beneath the stage through the slide specimen, which should be centered over the hole in the stage. Keep the stage dry at all times

Explanation:

the explanation i the answer lol

Florida's climate influences the weather, wildlife, and even human behavior.

Around 75% of Floridians live on or near the coastline. As a result, many of Florida's business industries revolve around tourism.

The largest industry in Florida, tourism, relies heavily on the preservation of natural areas. In addition, natural wetlands, such as the Everglades, are essential for replenishing Florida's largest freshwater supply, the Florida aquifer.

Read more on Climate here:https://brainly.com/question/17922964

#SPJ1

Answer:

A number of members of a population are capture, tagged, and released. At a later time, the sampler returns and captures a set number of members of the population and determines the ratio of tagged to untagged individuals. The ratio of tagged to caught individuals is then approximately equal to the ratio of originally tagged individuals to the total population.

edge 2021

In this experiment, the rate of bacterial growth is proportional to the number of bacteria present. We can use this information to find an equation that describes the number of bacteria at any given time.

Let's start by assigning variables. Let P(t) represent the number of bacteria at time t. We know that at the beginning of the experiment, there are 10 bacteria, so we can write this as P(0) = 10.

We are given that after one hour, the number of into 20. This means that after one hour, P(1) = 20.
Since the rate of growth is proportional to the number of bacteria, we can write this relationship as a differential equation: dP/dt = kP, where k is the proportionality constant.

To know more about equations Visit;

https://brainly.com/question/28238096

#SPJ11

Carbohydrates, lipids, proteins, and nucleic acids are all essential biomolecules found in living organisms. They each have distinct structures and perform specific functions within cells.

Carbohydrates: The common function of carbohydrates is to provide energy for cellular activities. They serve as the primary source of fuel and play a vital role in metabolic processes. Carbohydrates are broken down into glucose, which is used as an immediate energy source or stored in the form of glycogen for later use.

Lipids: Lipids have multiple functions, including energy storage, insulation, and cushioning of organs. They are highly concentrated sources of energy and are involved in the synthesis of hormones and cell membranes. Lipids also provide thermal insulation and protect organs by serving as a physical barrier.

Proteins: Proteins have diverse functions and play crucial roles in almost all biological processes. They are involved in enzymatic reactions, transportation of molecules, structural support, immune response, cell signaling, and muscle contraction. Proteins are composed of amino acids, and their specific structure determines their function.

Nucleic Acids: Nucleic acids, specifically DNA (deoxyribonucleic acid) and RNA (ribonucleic acid), are responsible for storing and transmitting genetic information. DNA carries the hereditary information that determines an organism's traits and is involved in the synthesis of RNA. RNA, in turn, plays a vital role in protein synthesis by providing the instructions encoded in DNA.

While each biomolecule has its unique functions, collectively, carbohydrates, lipids, proteins, and nucleic acids are fundamental to the structure, function, and regulation of cells and the overall functioning of living organisms.

Learn more about DNA

https://brainly.com/question/30993611

#SPJ11

❤----------------------------------------------------------------------------------------------------------❤

   Carbon dioxide is necessary for photosynthesis in plants. It is so necessary   because it combines with water to form glucose or carbohydrates which are incredibly important for plants to provide energy. If they were to not take in carbon dioxide, then they would also not give oxygen which is the most essential for humans.

❤----------------------------------------------------------------------------------------------------------❤

Neplai Version: बोटहरूमा प्रकाश संश्लेषणको लागि कार्बन डाइअक्साइड आवश्यक हुन्छ। यो यति आवश्यक छ किनभने यसले पानीसँग मिसाएर ग्लुकोज वा कार्बोहाइड्रेट बनाउँछ जुन बोटबिरुवाहरूको लागि शक्ति प्रदान गर्न अविश्वसनीय रूपमा महत्त्वपूर्ण हुन्छ। यदि तिनीहरूले कार्बन डाइअक्साइड लिदैनन् भने तिनीहरूले अक्सिजन पनि दिदैनन् जुन मानवहरूको लागि सबैभन्दा आवश्यक हो।

❤----------------------------------------------------------------------------------------------------------❤

Answer:

Its UGUACGCCAAUUUAC

Explanation:

Answer:

D: less rain and snow.

Explanation:

D. Less rain and snow

Answer: I would say 500 kcal

I’m not 100% sure though

Please comment if it’s right!

Answer:

A. 500 kcal

Explanation:

every cunsumer it passes it losses a zero

50,000 flower

5,000 butterfly

500 lizard

Answer:

Water has cohesive and adhesive properties.

Water molecules have strong cohesive forces due to their ability to form hydrogen bonds with one another. Cohesive forces are responsible for surface tension, the tendency of a liquid's surface to resist rupture when placed under tension or stress.

Adhesion and cohesion are important water properties that affects how water works everywhere, from plant leaves to your own body. ... Cohesion: Water is attracted to water, and Adhesion: Water is attracted to other substances.

Answer & Explanation:

The difference in electronegativity between oxygen and hydrogen atoms creates partial negative and positive charges, respectively, on the atoms.

Water molecules attract or are attracted to other polar molecules.

Molecules that do not dissolve in water are known as hydrophobic (water fearing) molecules.

Because of its extensive hydrogen bonding, water (H2O) is liquid over a far greater range of temperatures that would be expected for a molecule of its size. Water is also a good solvent for ionic compounds and many others because it readily forms hydrogen bonds with the solute.  

Cohesion holds hydrogen bonds together to create surface tension on water.

Since water is attracted to other molecules, adhesive forces pull the water toward other molecules.

Water is transported in plants through both cohesive and adhesive forces; these forces pull water and the dissolved minerals from the roots to the leaves and other parts of the plant.

Key Terms:

hydrogen bonds: A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

adhesion: The ability of a substance to stick to an unlike substance; attraction between unlike molecules

cohesion: Various intermolecular forces that hold solids and liquids together; attraction between like molecules

hydrophilic: having an affinity for water; able to absorb, or be wetted by water

hydrophobic: lacking an affinity for water; unable to absorb, or be wetted by water

polarity: The intermolecular forces between the slightly positively-charged end of one molecule to the negative end of another or the same molecule.

By following this improvement plan,one can aim to develop and enhance my empathy as a leadership value over the next year.

One leadership value I would like to develop further over the course of the next year is empathy. Empathy is a crucial leadership trait that involves understanding and sharing the feelings of others. It allows leaders to connect with their team members on a deeper level, foster positive relationships, and create a supportive work environment.

Improvement Plan for Developing Empathy:

By following this improvement plan,one can aim to develop and enhance my empathy as a leadership value over the next year.

To learn more about leadership ,

https://brainly.com/question/25996547

#SPJ4

Answer:

A. selective pressures that favor certain individuals

Explanation:

Explanation:

Density = mass/volume

= 10g/5 cm³

= 2g/cm³

Answer:

The answer is A.

Explanation:

"the ability or willingness to tolerate something, in particular the existence of opinions or behavior that one does not necessarily agree with."

In science, the term tolerance is how much a person can handle. Therefore, option A is correct.

the capacity or readiness to put up with anything, especially the presence of ideas or actions with which one may not necessarily agree. patience, suffering, and fortitude; as well as kindness, objectivity, and unbiased thinking. Tolerance and toleration both support a person's right to do something they disagree with. Tolerance implies a liberal attitude toward other people's beliefs and behavior, such as tolerance for religious minorities.

Limit dimensions, unilateral tolerances, and bilateral tolerances are the three fundamental tolerances that are most frequently found on working drawings.

The term tolerance means how much you can handle.  Therefore, option A is correct.

Learn more about tolerance, here:

https://brainly.com/question/14781890

#SPJ2

Answer:

Nucleus, mitochondrion, and chloroplast

Explanation:

If I were to be a prokaryotic cell that suddenly develops the ability to take on 3 organelles that I do not already have, I would pick a nucleus, a mitochondrion, and a chloroplast.

The presence of the nucleus would enable the freely lying genetic materials in the cytoplasm to become organized and packaged within the nucleus, thereby enabling more controls over transcription and translation processes.

Also, the presence of mitochondrion would increase the efficiency of energy generation through oxidative phosphorylation and the chloroplast will enable the cell to be able to manufacture its own food through photosynthesis rather than depending on external sources for foods.

Answer:

Mitochondria

Explanation:

Because Mitochondria are known as the powerhouses of the cell. They act like a digestive system which takes in nutrients, break them down, and create energy rich molecules for the cell. In cellular respiration, sugar with the help of oxygen is broken down into ATP in order to release energy

Hope it helps

Answer:

Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell.......

Answer:

true

Explanation:

In plants, xylem cells, root hair cells, and phloem cells are unspecialized cells. The statement is true.

Plants have different tissues to transport water, nutrients and minerals. Xylem involve in the transportation of water and mineral salts from the roots up to different parts of the plant, where as  phloem transports sucrose and amino acids.

Xylem is composed of elongated dead cells, continuous vessels (tubes), xylem vessel contain no cytoplasm, impermeable to water, contain woody material called lignin.

Phloem composed of living cells, cytoplasm,  transports sucrose and amino acids up and down the plant by a process called translocation.

To learn more about xylem and phloem, refer to the link:

https://brainly.com/question/26320728

#SPJ5

Due to the fact that muscle cells depend on insulin-mediated glucose uptake, which is suppressed when the "fight-or-flight" response is activated, the absorption of glucose from the circulation into muscle cells is slowed down during exercise. This statement is false.

The uptake of glucose from the blood into muscle cells during exercise is actually increased, not inhibited. Although insulin does play a role in glucose uptake by muscle cells, insulin levels do not necessarily become inhibited during exercise.

During exercise, the body's demand for energy increases, leading to an increase in glucose uptake by the muscles to provide energy. This increased glucose uptake is facilitated by several mechanisms, including the activation of glucose transporters (such as GLUT4) and an increase in insulin sensitivity.

While it is true that the "fight-or-flight" response (the physiological response to acute stress) can lead to a decrease in insulin secretion, this decrease is temporary and occurs mainly to preserve glucose availability for the brain and muscles, not to inhibit glucose uptake by the muscles.

To learn more about muscle cells

https://brainly.com/question/14206969

#SPJ4

Hemolytic disease of the newborn (HDN), also known as erythroblastosis fetalis, is a condition that occurs when there is an incompatibility between the blood types of the mother and fetus. It can result in the destruction of red blood cells (RBCs) in the newborn's bloodstream.

The most common cause of HDN is Rh incompatibility, where the mother is Rh-negative (lacks the Rh antigen on her RBCs) and the fetus is Rh-positive (has the Rh antigen inherited from the father). When the Rh-positive fetal blood enters the Rh-negative mother's bloodstream, her immune system may produce antibodies against the Rh antigen. These antibodies can cross the placenta and attack the Rh-positive fetal RBCs.

The antibodies produced by the mother's immune system can cause hemolysis, which is the destruction of RBCs. This leads to a decrease in the number of circulating RBCs in the newborn's bloodstream. Hemolysis can result in various consequences, including:

1. Anemia: The destruction of RBCs leads to a reduced number of functional red blood cells, resulting in anemia. Anemia can cause symptoms such as pale skin, fatigue, and poor oxygen-carrying capacity.

2. Jaundice: As the RBCs break down, they release a pigment called bilirubin. When bilirubin levels become elevated, it can cause yellowing of the skin and eyes, known as jaundice.

3. Enlarged organs: The increased breakdown of RBCs can result in the accumulation of bilirubin and other byproducts in various organs. This can lead to the enlargement of organs such as the liver and spleen.

In severe cases of HDN, the destruction of RBCs can lead to life-threatening complications, including severe anemia, heart failure, and even stillbirth.

Treatment for HDN may involve phototherapy to treat jaundice, blood transfusions to replenish RBCs, and in severe cases, exchange transfusions to remove the antibodies from the newborn's bloodstream.

Prevention of HDN is possible through the administration of Rh immunoglobulin (RhIg) to Rh-negative mothers during pregnancy and after childbirth. RhIg prevents the mother's immune system from producing antibodies against the Rh antigen, reducing the risk of HDN in subsequent pregnancies.

To know more about HDN, visit:

https://brainly.com/question/31827226#

#SPJ11