What is the difference between cells that go through the process of mitosis compared to meiosis?.
Answers
The process of cell division involves two different types of division, mitosis and meiosis. Mitosis and meiosis are two different types of cell division. Mitosis divides the cells into two identical daughter cells, whereas meiosis divides the cells into four genetically different daughter cells.
Mitosis: It's the process of dividing a single cell into two identical daughter cells. It results in the development of two genetically identical daughter cells from a single parent cell that is diploid. Diploid cells contain two copies of each chromosome. Therefore, mitosis divides the chromosomes equally among the two daughter cells. Mitosis is responsible for growth, repair, and replacement in multicellular organisms.Meiosis: Meiosis is the type of cell division that results in the development of four genetically diverse daughter cells from a single parent cell that is diploid.
The daughter cells produced by meiosis have only one copy of each chromosome, and they are haploid. A haploid cell contains half the number of chromosomes as a diploid cell. Meiosis occurs in the gonads, or sex organs, of animals. Meiosis has two rounds of division: meiosis I and meiosis II.Explanation:Mitosis divides a cell into two genetically identical cells that have the same number of chromosomes as the parent cell. Meiosis divides a cell into four genetically diverse cells that have half the number of chromosomes as the parent cell. Mitosis results in asexual reproduction, while meiosis results in sexual reproduction. Mitosis occurs in the somatic cells of the body, while meiosis occurs in the germ cells of the body.
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Related Questions
A
Reaction Y required more activation energy.
B.
Reaction X produced more products.
с
Reaction X occurred with an enzyme.
D
Reaction Y occurred using a catalyst.
Answers
Answer: Yo you in Mrs. Ceccoli class?
Explanation:
analyses of modern human genetic variation suggest that homo sapiens may have first appeared approximately:
Answers
Analyses of modern human genetic variation suggest that Homo sapiens may have first appeared approximately 300,000 years ago in Africa.
This estimate is based on studies of genetic diversity among contemporary human populations, which indicate that African populations have the greatest genetic diversity and are therefore likely to be the source of the initial human population. Other evidence, such as fossils and archaeological artifacts, also supports this timeline for the emergence of modern humans.
Subsequent migrations out of Africa and across the globe have led to the diverse populations of Homo sapiens that exist today, with distinct genetic variations arising in different regions due to factors such as genetic drift, natural selection, and interbreeding with other hominid species.
The study of human genetic variation has important implications for understanding human evolution and for applications in medicine, forensics, and population genetics.
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Which of these is a disadvantage of deriving power from nuclear energy?
A. The use of a lot of fuel to produce very little electricity
B. The production of hazardous wastes that must be stored for many
years
C. The production of large amounts of greenhouse gases
D. The use of large amounts of water for cooling reactors
Answers
The disadvantage of deriving power from nuclear energy is the production of hazardous waste that must be stored for many years; this is option B, as nuclear energy is produced by nuclear reactions.
What is the significance of nuclear energy?This nuclear energy produces a significant amount of radioactive waste, which is hazardous to human health and the environment because it can cause cancer and other diseases so, the waste must be stored and allowed to decay to safe levels.
Hence, the disadvantage of deriving power from nuclear energy is the production of hazardous waste that must be stored for many years; this is option B, as nuclear energy is produced by nuclear reactions.
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can a theory be created by just one person ?
Answers
Answer:
Theories can be created by just one person
YesExplanation:
What normally happens is that one person creates a theory, and as years go by new research comes out further advancing or modifying a theory. The theory then is created by many people. Which overall still means that theories can be created by just one person.
Drag each scenario to the correct location on the table.
For each scenario given, decide wether allopatric or sympatric speciation would be the likely result.
Answers
As an island splits in two and the halves drift apart, a population of local birds is divided and The construction of a road divides a rabbit population are allopatric.
Allopatric: What is it?
The term "speciation" is used to describe how new species are formed during the process of evolution.
Allopatric speciation is also known as geographic or vicariant speciation.
In a group of mice, some mice consume only fruit, while others only consume seeds, Some female African cichlids will only mate with blue-colored males,
While others will only mate with red-colored males and the sympatric. Some beetles in a community will only pair up at night,
While others will only pair up during the day are all sympatric .
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What kind of mutation would lead to an increase in the expression, or inappropriate expression, of a gene?.
Answers
Answer: A mutation that lowers the efficiency of a repressor of said gene
Explanation:
I hope this helps :D
List and describe a BEE’s adaptations
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Answer: Bees have a number of specialised adaptations that help them to be great pollinators. Their bodies carry an electrostatic charge that attracts pollen (see photo below). They have special hairs that are arranged to form pollen 'baskets' on their hind legs. These adaptations allow them to carry large amounts of pollen.
Explanation:
What is an example of reactivity?
A. A piece of paper being torn
B. A nail heating up
C. An ice cube melting
D. A bicycle rusting
Answers
Answer:
D. A bicycle rusting.
Explanation:
A. is incorrect because tearing a piece of paper is a physical change, not a chemical change.
B. is incorrect because we are just heating up the object. That only changes how fast the particles are moving and the change in state of matter.
C. is incorrect because we are adding heat to change a state of matter (from solid to liquid) and it is a physical change.
Therefore, only D. is the correct answer. Iron rusts, and when it does, it chemically changes into an iron oxide (rust).
Answer:
Im pretty sure that it’s D.
hope that helps!☺️
Explanation:
Identify the parts of the nervous system.
A:
________nervous system
B:
________nervous system
Answers
Answer: A = central nervous system B = peripheral
Explanation:
:) hope it helps
WILL MARK BRAINLIST!!! only for correct answer
NEED CORRECT ANSWER ASAPPP
Answers
Answer:
D. 4
Explanation:
Reflection can be defined as a phenomenon which typically involves a change in the direction of a ray of light or waves as it falls on a smooth surface.
Simply stated, reflection occurs when a ray of light or wavefronts bounces off a smooth surface.
From the diagram provided above, the thin beam of light which illustrates reflection is the fourth because as it hit the surface, it bounced back to the medium from which it was originally propagated with.
all living organisms are defined by: please choose the correct answer from the following choices, and then select the submit answer button. answer choices the ability to consume other organisms and digest their tissues. the ability to replicate and metabolize energy. the presence of water and molecules containing carbon-hydrogen bonds. the presence of a nervous and digestive system. the ability to move and find a mate.
Answers
The ability to replicate and metabolize energy .
What is Carbon-hydrogen bonds ?Many organic molecules have the carbon-hydrogen bond, which is a chemical link between carbon and hydrogen atoms in chemistry. Since there is just one covalent link present, up to four hydrogen atoms can share the outer valence electrons that belong to carbon. This completes both of their exterior coverings and stabilizes them.
Covalent bonds, commonly known as carbon-hydrogen bonds, are necessary for the bonding of organic components. In order to ensure stability between the two atoms, carbon and hydrogen share an equal number of electrons.
What is Metabolize energy ?Metabolizable Energy (ME) is the energy that is still accessible for growth and reproduction as well as for sustaining metabolic processes like work (motion) and respiration after fecal and urine energy loss (thermoregulation, maintenance metabolism, HIF).
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Which process primarily focuses on the defeat of an opponent? (PLATO & EDMENTUM) its for psychology
A.
competition
B.
conflict
C.
tertiary cooperation
D.
accommodation
Answers
The correct answer is : conflict
Answer:
Conflict
Explanation:
got a 100! the person who said Conflict was right!
32. The latitude of Tehran, Iran, is 36 N. Over the course of one year, when would Tehran experience a noon sun angle of 90? a) Never b) On the December Solstice c) Twice. Just before and just after the June Solstice d) On the June Solstice 33. The earth's tectonic plates move because b) a) earthquakes occasionally shake them loose the asthenosphere beneath them is not solid c) tides apply varying pressure to them d) they are all slowly shrinking 34. If the moon did not exist we would still have tides. True or False 35. Chemical weathering is more effective in areas of higher precipitation. True or False 36. Coastlines can still be emergent even during a period of rising sea level. True or False 37. The sand supply is higher on the downcurrent side of a jetty. True or False 38. The majority of surveyed Southern Californias are familiar with the Salton Sea. True or False 39. The Salton Sea is losing water due to conservation. True or False 40. Dams raise the temperature of the water in a river. True or False
Answers
The latitude of Tehran, Iran, is 36 N. Over the course of one year, Tehran would experience a noon sun angle of 90 twice. Just before and just after the June Solstice. Hence option C is correct.
Answer: c) Twice. Just before and just after the June Solstice.33. The earth's tectonic plates move because the asthenosphere beneath them is not solid. Answer: b) the asthenosphere beneath them is not solid.34. False, If the moon did not exist, we would have no tides or very weak tides.
35. True, chemical weathering is more effective in areas of higher precipitation.36. True, coastlines can still be emergent even during a period of rising sea level.37. False, The sand supply is higher on the up current side of a jetty.38. True, the majority of surveyed Southern Californians are familiar with the Salton Sea.39. False, the Salton Sea is losing water due to evaporation, not conservation.40. False, dams usually decrease the temperature of the water in a river, because of their release of colder water from the bottom of the reservoir.
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List the negative impacts of human activities on vegetation?
Answers
Answer:
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water. These negative impacts can affect human behavior and can prompt mass migrations or battles over clean water.
Explanation:
The brain coordinates the __________ to a stimulus. What word completes this sentence?
Answers
Different kinds of receptors in the skin and organs are capable of recognizing both internal and exterior inputs. Neurons in the sensory system send this data to the brain.
What are the Sensory system?Assembling sensory neurons create sensory nerves, which pass through the spinal cord to the brain.
The brain and spinal cord make up a person's central nervous system (CNS). When a receptor is activated, a signal travels through the neurons, or nerve cells, to the brain.
The effector receives nerve impulses from the brain, which the brain then uses to coordinate the reaction.
A sensory system is made up of neural networks, sensory neurons (including sensory receptor cells), and brain regions involved in sensory perception.
Therefore, brain coordinates the sensory responses to a stimulus.
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martí-centelles, v., pandey, m.d., burguete, m.i., and luis, s.v. (2015). macrocyclisation reactions
Answers
The paper by Martí-Centelles et al. (2015) is a review of macrocyclization reactions, which are chemical reactions that form cyclic molecules.
The authors discuss the different types of macrocyclization reactions, the factors that influence their efficiency, and the applications of macrocyclic compounds.
The paper begins by providing a brief overview of macrocyclic compounds. Macrocyclic compounds are cyclic molecules that contain a large number of atoms. They can be found in nature, such as in the antibiotic vancomycin, or they can be synthesized in the laboratory. Macrocyclic compounds have a variety of properties that make them useful in a wide range of applications, including drug delivery, catalysis, and molecular recognition.
The next section of the paper discusses the different types of macrocyclization reactions. The authors focus on three main types of reactions: ring-closing metathesis, ring-closing olefination, and ring-closing aldol condensation. They discuss the advantages and disadvantages of each type of reaction, as well as the factors that influence their efficiency.
The final section of the paper discusses the applications of macrocyclic compounds. The authors discuss how macrocyclic compounds are used in drug delivery, catalysis, and molecular recognition. They also discuss some of the challenges that need to be addressed in order to further develop the use of macrocyclic compounds.
The paper by Martí-Centelles et al. (2015) is a comprehensive review of macrocyclization reactions. It provides a valuable overview of the different types of reactions, the factors that influence their efficiency, and the applications of macrocyclic compounds. The paper is a valuable resource for researchers who are interested in working with macrocyclic compounds.
Here are some of the key findings of the paper:
Macrocyclization reactions are a versatile way to synthesize cyclic molecules.There are a variety of different types of macrocyclization reactions, each with its own advantages and disadvantages.The efficiency of a macrocyclization reaction can be influenced by a number of factors, including the structure of the starting materials, the reaction conditions, and the presence of catalysts.Macrocyclic compounds have a variety of potential applications, including drug delivery, catalysis, and molecular recognition.The paper by Martí-Centelles et al. (2015) is a valuable resource for researchers who are interested in working with macrocyclic compounds. It provides a comprehensive overview of the different types of reactions, the factors that influence their efficiency, and the applications of macrocyclic compounds.
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for the genotype shown below, which best describes the expression of the b-galactosidase gene. i o z / f’ is o
Answers
The expression of the b-galactosidase gene is best described as non-functional in the given genotype.
How would you describe the expression of the b_galactosidase gene in the given genotype?The expression of the b-galactosidase gene is best described as non-functional in the given genotype, which is represented as i o z / f' is o. This genotype suggests that the individual carries two important alleles that influence the expression of the b-galactosidase gene.
The i allele, in this case, plays a crucial role in determining the expression of the b-galactosidase gene. It is a recessive allele that leads to the absence of the enzyme required for the hydrolysis of lactose, a sugar found in milk and dairy products. As a result, individuals with the i allele cannot efficiently break down lactose into its constituent sugars, glucose and galactose.
The absence of functional b-galactosidase enzyme activity leads to lactose intolerance, which is characterized by digestive symptoms such as bloating, gas, and diarrhea after consuming lactose-containing foods. Lactose intolerance is a common condition, especially among adults, as the production of the b-galactosidase enzyme decreases with age in most individuals.
In this particular genotype, the presence of the i allele indicates a higher likelihood of lactose intolerance. This means that individuals with this genotype may need to avoid or limit their intake of lactose-containing foods to prevent digestive discomfort.
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A single b lymphocyte can recognize multiple antigenic determinants. true false
Answers
This statement is true. A single B lymphocyte can recognize multiple antigenic determinants.
Receptors on B lymphocytes, known as immunoglobulins or antibodies, are highly selective for the antigenic determinants they are designed to target. Yet one cell has multiple antibodies. This allows detection of many antigenic determinants. By forming antibodies, B cells are essential for pathogen-specific immunity. Immunoglobulin immobilized on the surface of B lymphocytes enables them to recognize soluble antigens and develop into plasma cells that can secrete immunoglobulins and produce antibodies. B cells also release cytokines and present antigens. For this reason they are called professional antigen-presenting cells (APCs). An animal's B cells originate in the bone marrow, which makes up most of the bones. B cells arise in the bursa of Fabricius, a lymphoid organ in birds.Therefore, the statement is true.
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Which of the following is most likely to cause a change in only one amino acid?
O Frameshift mutation
Answers
Answer:
point mutation
Explanation:
point mutation will result in the change of a single base in the DNA sequence, which results in a change in only one of the amino acids being produced
The process of breakdown of food into simpler components that can be absorbed and used by the body is called?
Answers
The process of breakdown of food into simpler components that can be absorbed and used by the body is called digestion. Digestion involves both mechanical and chemical processes that help break down food into its basic building blocks such as carbohydrates, proteins, and fats, as well as vitamins and minerals.
The digestive system plays a crucial role in breaking down food and extracting the nutrients required for the body's growth and maintenance. The digestive process starts in the mouth, where food is broken down by chewing and mixed with saliva, which contains enzymes that help break down carbohydrates. The food then moves down the esophagus to the stomach, where it is mixed with digestive juices and further broken down into smaller components. The small intestine is where most of the absorption of nutrients takes place, and the large intestine absorbs water and electrolytes before eliminating waste.
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The Earth's core is about the size of. A. the United States B. Pluto. C. New York City. D. Mercury.
Answers
A is the answer
Explanation: i just know
Compare and contrast chemical equations and algebraic equations
Answers
The chemical formulae of the reactants and products, the direction in which the reaction proceeds, and the relative quantities of the reactants and products are all displayed in a chemical equation.
Chemical equations are symbols and chemical formulae that depict a chemical response symbolically. With a else sign separating the realities in both the reactants and the products and an arrow pointing in the direction of the products to indicate the direction of the response, the reactant realities are given on the left and the product realities are given on the right.
Chemical formulae can be mixed, structural (represented by pictures), or both. The absolute values of the stoichiometric figures are shown as portions next to the symbols and formulae of the colorful realities. Jean Beguin drew the first chemical equation in 1615.
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Complete question:
Write a report that compares and contrasts chemical equations and mathematical equations.
This system gets rid of waste material
Answers
Answer: The excretory system gets rid of waste and excess water.
There are major organs tasked with removing toxic substances from your body organs are kidneys, and lungs
Explanation:
Kidneys: ( One pair of organs in the abdomen). The kidneys act as a filter for the strain of urea and excess salts from the blood as it flows through the body to release them in the urine. The urine flows from the kidneys to the bladder through two thin tubes of muscles known as ureters. The bladder's main function is to store urine. Lungs: (one of the pair of organs in the chest that supplies the body with oxygen, and removes carbon dioxide from the body. Lungs bring fresh air (oxygen) into your body. and release carbon dioxide as well as unwanted materials. In respiration, food is broken down into carbon dioxide and water in the presence of oxygen by released oxygen.The plasma membrane forms a barrier which is ___________ on the outer and inner surface and _____________ on the interior
Answers
The plasma membrane forms a barrier which is amphipathic on the outer and inner surface and hydrophobic on the interior.
The lipid bilayer of the plasma membrane is made up of a double layer of phospholipids that is amphipathic on the outer and inner surface and hydrophobic on the interior. This feature aids in the separation of the cell from its environment.
The lipids are amphipathic, meaning they have both hydrophobic and hydrophilic regions. This provides the membrane with its fundamental barrier characteristics. In addition to phospholipids, there are other membrane lipids and membrane proteins that contribute to the membrane's function.
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While in microbiology lab, you identify a β-hemolytic organism that Is both catalase and coagulase positive. What organism did you find?
Answers
Answer:
Staphylococcus aureus
Explanation:
Explain why Euglenozoa cannot be classified as either plants or animals?
Answers
Euglenozoa are monophyletic group of flagellated protists as well as free-living, symbiotic, and parasitic species. According to genetic studies, Euglenozoa are meither plant nor animal despite the suffix zoa. They are somewhat the living dependent of a few of the primal unicellular organisms called eukaryotes. It is also a genus of unicellular flagellate protists where the word "unicellular" means that the organism consists of one cell only that's why they're not considered plant or animals.
The placenta is formed by endometrial tissue of the uterine lining and the ________
Answers
The placenta is formed by endometrial tissue of the uterine lining and the chorion, which is a membrane that surrounds the embryo and helps to form the placenta.
What is the placenta?The placenta is an organ that develops during pregnancy and connects the developing fetus to the uterine wall to allow for nutrient uptake, waste elimination, and gas exchange via the mother's blood supply.
The placenta also produces hormones that are important for pregnancy, such as human chorionic gonadotropin (hCG) and progesterone. It acts as a barrier, preventing the mother's immune system from attacking the developing fetus. The placenta is usually expelled from the mother's body after the baby is born.
Thus, the placenta is formed by endometrial tissue of the uterine lining and the chorion.
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Why a Theory Is Also a Hypothesis
Answers
Answer:
In scientific reasoning, a hypothesis is an assumption made before any research has been completed for the sake of testing. A theory on the other hand is a principle set to explain phenomena already supported by data. In scientific reasoning, a hypothesis is constructed before any applicable research has been done.
how low-cost water leads to waste of fresh water in irrigation, industries, and homes?
Answers
Up to 50% of the groundwater we use outside is lost to the elements including wind, evaporation, and runoff brought on by ineffective irrigation techniques, businesses, and infrastructure.
How does evaporation explain itself?A liquid transforms into a gas during evaporation. It is simple to picture when puddles of rain "vanish" on a hot day and when wet clothing dries in the sun. In these instances, the sea phase is draining into a gas known as water vapor rather than really dissipating. Global evaporation takes place.
Why is the evaporation process so crucial?Wind panels, or heat from the sun, is what causes the evaporation process to occur. It takes on moisture from garden soil as well as the biggest lakes and oceans. As the water is uncovered to the sun's heat, its level will drop.
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If you had a sequence of DNA that was ATGCCATTGC, what would be the complementary DNA Sequence?
Answers
Answer:
TACGGTAACG
Explanation:
T-A
C-G