Answers
Answer:
Mitosis
Explanation:
Because mitosis takes place throughout your lifetime and in multiple organs, it occurs more often than meiosis, which is limited to the reproductive organs during gamete formation.
Answer:
Mitosis
Explanation:
Because mitosis takes place throughout your lifetime and in multiple organs, it occurs more often than meiosis, which is limited to the reproductive organs during gamete formation.
Related Questions
Name the following An animal doesn't have a home
Answers
Answer:
Cats, dogs, and som humans have no home
Explanation:
Hope dis help
Answer:
there are 70 million animals who does not have home
like wild cats
How does extinction affect evolution?
It speeds up the evolution of other species.
o it slows down the evolution of other species.
O it completely stops the evolution of a species.
It has no effect on evolution.
Answers
Answer:
It completely stops the evolution of a species
Explanation:
Because if the species does not continue to live their will be no growth or develop so it cant evolve.
Answer:
It completely stops the evolution of a species
Explanation:
Please help me out with this.
Answers
The cell wall protects the cell it acts like a barrier
4. The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell would be: which option is correct a) 1 mole of ATP b) 2 moles of ATP c) 3 moles of ATP d) 4 moles of ATP e) 6 moles of ATP
Answers
The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell is approximately 4 moles of ATP.
During oxidative phosphorylation, each mole of NADH can generate around 2.5 to 3 moles of ATP. Therefore, for 2 moles of NADH, the total ATP production would be in the range of 4 to 6 moles of ATP. While the more precise estimate falls within the 4 to 6 moles range, the closest option provided is 4 moles of ATP. It is important to note that the exact ATP yield can vary depending on factors such as the efficiency of the electron transport chain and the specific conditions within the cell.Since there are 2 moles of mitochondrial NADH, the total ATP yield would be around 4 to 6 moles of ATP. However, the most accurate option among the given choices is 4 moles of ATP.
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the coat colour in mice is controlled by several genes. the aqout patter characterised by yellow band of pigment near the tip of the hairs is produced by the dominant allele A, homozygous aa mice do not have the band and are non agout. the dominant allele B determine black hair and reccessive allele b determine brown. Homozygous 'chch' individual s allow to pigment to be deposited only at the extremities( eg, feet and toe) in a pattern called Hamilaya. the genotype C- allow pigment to be distributed over the entire body. (a) if the true breeding blabck mouse is crossed with a true breeding brown, agout,Himalayan mouse. what wiilbe the phenotype of F1 and F2 (b) what proportion of the black agout F2 will be of genotype AaBBChch (c) what proportion of the Himalayan mice in the F2 is expected to show brown pigment (d)what proportion of all agoutis in the F2 is expected to shoe black pigment ?
Answers
All the progeny will be heterozygotes for the trait when true-breeding or homozygous parents that differ for one trait are crossed. The F1 offspring will all display the same phenotype as the parents, homozygous for the dominant trait if the characteristics are inherited as dominant and recessive. Thus, option A is correct.
What breeding black mouse crossed true breeding brown?A monohybrid cross is produced by fertilization between two true-breeding parents who only differ in one trait. Each parent contributes one type of allele to a monohybrid cross of two true-breeding parents, giving all the kids the same genotype.
F1 will have pigmentation all over his or her body and be agouti with black hair.
Therefore, if the true breeding black mouse is crossed with a true breeding brown, agout,Himalayan mouse. What will be the phenotype of F1 and F2 .
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Draw a geologic feature with at least three layers that demonstrates the principle of lateral continuity.
Answers
A geologic feature with at least three layers that demonstrates the principle of lateral continuity is called a Grand Canyon.
According to the lateral continuity concept, sedimentary rock strata were formerly continuous over wide areas. As a result, any layer discontinuities must be the result of erosion or other geologic processes.
The layers in this sketch are continuous laterally, which means they extend in all directions while holding onto their thickness and makeup. We can presume that the layers go farther in all directions even though we can only see a small section of them in this sketch. This is significant because it enables geologists to link the age and make-up of distinct rock layers.
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A biologist discovered a new animal. Upon studying its embryonic development, she observed radial cleavage with the blastopore developing into an anus. This animal was categorized as a parazoan. pseudocoelomate. deuterostome. protostome. radiata.
Answers
Answer:
The correct answer is ''deuterostome''.
Explanation:
Deuterostomes are a superphylum of animals in which the anus is formed in or near the blastopore area in the developing embryo, and the mouth is secondarily formed elsewhere. The oral apparatus that these adult animals enjoy does not come from the embryo's blastopore. Instead it is a new formation. They enter the Bilateria classification, where species that enjoy bilateral symmetry are incorporated. In deuterostomes, the primary phases of division occur in parallel to the axis between the tips. That is, the segmentation they have is radial when the embryo is in state 1 with four cells.
During which year was the worst flu pandemic?
A. 2009
B. 1969
C. 1918
D. 1957
Answers
Answer:
C
Explanation:
Answer:
1918
Explanation:
Photosynthesis is important to animals because A oxygen, which animals breathe, is released as a byproduct. B carbon dioxide, which animals need for cellular respiration, is released as byproduct. с it prevents any of the sun's energy from being absorbed by animals skin. D it prevents carbon dioxide from destroying animals habitats.
Answers
Answer: I'm pretty sure it's B because carbon dioxide is released from plants to help animals and people breathe.
Explanation:
Which of the following serves as the cell's boundary from its environment
and controls what goes in and out of the cell? *
O Mitochondria
O Cell membrane
O Chloroplast
Golgi Apparatus
Answers
Remember cell membrane is the structure aka “wall of the house” is the clear boundary between the cells internal and external environments:))
Hope this helps
Which of the following mechanisms best explains how chronic inflammation can cause systemic (whole body) effects?
A. Chronic inflammation causes release of cytokines which can alter brain signaling
B. Chronic inflammation does not cause systemic effects
C. Chronic inflammation causes cell death which has systemic effects
D. Chronic inflammation causes vasoconstriction which decreases blood flow and results in decreased production of cellular energy (ATP)
A. Chronic inflammation causes release of cytokines which can alter brain signaling
Answers
The release of cytokines by chronic inflammation can change brain signaling. The answer is Option (a).
Chronic inflammation develops when acute inflammatory mechanisms fail to heal tissue damage, and it can cause a variety of illnesses include cancer, atherosclerosis, type 2 diabetes, rheumatoid arthritis, and cardiovascular conditions. The following are the most typical causes of chronic inflammation: illnesses where your body assaults good tissue.
Immune responses that manifest in the brain in a variety of ways can be brought on by systemic inflammation. People may develop cognitive symptoms like confusion or memory loss. Other typical signs, or "illness behavior," could be: Depression. Chronic inflammation eventually causes your body's inflammatory response to start harming healthy cells, tissues, and organs. This can eventually result in internal scarring, tissue loss, and DNA damage.
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glycogen is a ?
Monosaccharide
Disaccharide
Polysaccharide
Answers
Answer:
Polysaccharide
Explanation:
Glycogen is a polysaccharide
4. If the lab technician mistakenly added glucose instead of lactose in the medium, how
would the results and your interpretation of the results differ?
Answers
how does water depth affect marine life
Answers
Answer:
At deep-sea depths, the pressure is unimaginable, yet many creatures have no problem living there. ... Deep-sea pressures do affect chemical reaction rates somewhat, speeding up reactions. Organisms adapted to these pressures may experience metabolic problems when brought to the surface for study.
Explanation:
2. Using the principles of
dominance and segregation to
analyze the diagram, what alleles
would you expect in the F1
plants?
A. Purple: FF /White:
ff
B. Purple: Ff/ White: ff
C. Purple: ff / White:
FF
D. Purple: ff / White: Ff
Chael Are
Answers
Answer:
A. Purple: FF /White: ff
Explanation:
I did it too lol
Purple: FF /White: ff the principles of dominance and segregation to analyze the diagram, alleles would you expect in the F1 plants. Thus, option (a) is correct.
What is segregation?The Segregation Principle defines how pairs of gene variations are divided into reproductive cells. Gregor Mendel discovered the segregation of gene variants, known as alleles, and their accompanying qualities in 1865. During meiosis, allele pairs (different features of the same gene) are separated so that they can pass to distinct gametes.
The diagram was analyzed using the principles of supremacy and segregation. The principle of the impact in segregation was described as Purple: FF / White: ff. This inheritance pattern is known as partial dominance, which means that neither allele is completely dominant over the other: both genotypes can be seen at the same time.
As a result, the Purple: FF /White: ff the principles of dominance and segregation.
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two of the risk factors for down syndrome include which of the following?
Answers
Answer:
Risk factors include: Advancing maternal age. A woman's chances of giving birth to a child with Down syndrome increase with age because older eggs have a greater risk of improper chromosome division. A woman's risk of conceiving a child with Down syndrome increases after 35 years of age.
Answer:
advancing maternal age.
Explanation:
The area around a charge in which the electric force is experienced by other charged objects is the ______________
Answers
The area around a charge in which the electric force is experienced by other charged objects is the electric field.
The electric field is a property of the space around a charged object and is created by the presence of that charge. Any other charged object placed within the electric field will experience a force exerted on it due to the interactions between the electric charges.
The electric field can be thought of as a field of influence that extends throughout space, representing the force that would be experienced by a positive test charge placed at any given point within the field. The strength and direction of the electric field depend on the magnitude and sign of the charge creating the field. Electric field lines, which are used to visualize the electric field, point away from positive charges and towards negative charges.
The electric field plays a crucial role in understanding and describing the behavior of charged particles and the interactions between them. It is a fundamental concept in electromagnetism and has applications in various fields, including electronics, electrical engineering, and physics.
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why are mutations considered important in evolution
Answers
Mutations are considered important in evolution because they are the ultimate source of genetic diversity.
Mutations are alterations in the sequence of an organism's DNA, caused by radiation or toxins in the environment. They can also form spontaneously during DNA replication.Mutations can have a variety of impacts. These are frequently dangerous or have little or no impact. However, changes in DNA sequence can occasionally be helpful to the organism.Beneficial mutations that offer a survival benefit or reproductive success are more likely to be passed on to subsequent generations, increasing their frequency in the population over time. This accumulation of favorable mutations is a driving factor in the process of evolution.Without mutations, there would be no supply of new genetic information, and evolution would be greatly hampered.
Answer:
Mutations are one of the fundamental forces of evolution because they fuel the variability in populations and thus enable evolutionary change.
2. Why can plant cells make their own food but the cells of a zebra cannot? A Plant cells have a cell wall, but zebra cells do not. B. Plant cells contain vacuoles, but zebra cells do not. Plant cells contain chloroplasts, but zebra cells do not. D. Plant cells contain mitochondria, but zebra cells do not.
Answers
Answer:
Plant cells contain chloroplasts, but zebra cells do not
Explanation:
Chloroplasts in a plant cell are organelles that perform photosynthesis. A plant makes its energy/food from photosynthesis. Zebra cells, however, do not have chloroplasts. Therefore, zebras get their food from plants, and etc.
Plant cells contain chloroplasts, but zebra cells do not which why plants are
the primary producers in an ecosystem.
Plants produce their food through photosynthesis which involves the light
energy, oxygen and water. The light energy from the sun is trapped by the
chloroplast and used in the photosynthetic processes. Light energy is
converted to chemical energy which is used a food by the consumers.
Plant cells possess chloroplast which houses the chlorophyll while animal
cells which zebra has lacks it.
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If today's first high tide is at 7:00 AM, what time will today's next high tide be?
Answers
Answer:
7PM
Explanation:
A new high tide rolls in every 12 hours.
Use the word list at the beginning of the unit to help complete the summary paragraph below. All organisms are made up of __________, the smallest units of life. A _________________ organism may only contain one cell! There are 2 types of __________________, sexual and __________. An organism needs ____________ and a constant supply of materials to do any type of cellular work such as metabolism. As food is used up, it must be replaced in order for the cell to ___________, create more energy and repair itself. ___________________ is a term used for all of the chemical reactions that occur within the cell and the organism. Key to the cell’s survival is its ability to maintain stable internal conditions. This important characteristic of life is called _______________.
Answers
Answer:
Explanation:
asexual
Phenotype of offspring:—-?
Genotypes of offspring:—-?
Lol I need help
Answers
Answer:
The correct answer is -
The phenotype of offspring (first cross or F1): 100% tall
The genotype of offspring (first cross or F1 - 100% Tt or heterozygous)
The phenotype of offspring in F2 (F1 × F1) - 3:1 (3 tall: 1 dwarf)
The genotype of offspring in F2 (F1 × F1) - 1:2:1 (One dominant tall: two heterozygous tall: one dwarf)
Explanation:
In this experiment of Mendel, Mendel selected the pea plant as it has various characters, short life span, and easy to breed. For this, he used two true breed lines, tall plants that had dominant allele TT and dwarf plant tt (recessive). In presence of the dominant allele, recessive alleles do not show their characteristics and only express if both alleles are recessive.
In the first cross of TT and tt
Gametes: T and t
offspring: Tt
the offsprings are all tall and heterozygous which means one dominant and one recessive allele.
second cross or F1 × F1
Tt × Tt
gametes: T, t and T, t
offspring: TT, Tt, Tt, tt
Thus,
The phenotype of offspring (first cross or F1): 100% tall
The genotype of offspring (first cross or F1 - 100% Tt or heterozygous)
The phenotype of offspring in F2 (F1 × F1) - 3:1 (3 tall: 1 dwarf)
The genotype of offspring in F2 (F1 × F1) - 1:2:1 (One dominant tall: two heterozygous tall: one dwarf)
Considering the role of coenzyme Q, how do you think this product might function to benefit the heart?
Answers
Answer:Coenzyme Q10 has a crucial role of transporting molecules when electron transport chain takes place this is highly effective in enhancing aerobic respiration which results to a constantly supply of oxygen to the heart like when you exercise and effective aerobic respiration boost the function of the heart
Explanation:
What is a homologous structure?
Body parts in different animals that look different to each other
Body parts that are part of the same system
The walls in a plant's calls
Body parts in different animals that have similar structures to each other
Answers
Answer:
The answer is Body parts in different animals that have similar structure to each other
Can someone please answer and explain this?
Answers
use the information you learned from the dna microarray to write an argument to convince smokers to stop smoking.
Answers
One of the main reasons you should give up smoking is because it can impact Cytochrome P450, a gene that is raised in cancer patients and is not increased in non-smokers.
What conclusions can be drawn from microarray data?Using microarray technology, we can check whether genes his cancer cells have increased, decreased, turned on, or turned off. that the gene was not impacted by the cancer cell.
What does a DNA microarray's yellow color indicate?If a spot turns yellow, it means that the gene was neither robustly expressed nor considerably silenced in cancer cells. These components of your experiment will be obvious. There is no cDNA from the patient that has connected to the gene's DNA.
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use
a flow chart to differentiate
types of fungi
on the basis
of
nutrition,
reproduction and location.
Answers
The flowchart is given in the photo.
Hope it help..
Thank you
Please mark me brainliest.
Match the drug schedules to their descriptions.
Valid medical use but with severe limitations and high potential for abuse and dependence
Answers
Answer:
A. valid medical use but with severe limitations and high potential for abuse and dependence, for example cocaine and morphine. Schedule 2
B. maximum possibility for abuse, no valid medical use, for example heroin and LSD. Schedule 1
C. wide medical use and low potential for abuse and dependence, for example Valium and Xanax. Schedule 4
D. very low potential for abuse and wide medicinal use, for example cough medicines. Schedule 5
E. less potential for abuse and established medical use, for example barbiturates and steroids. Schedule 3
Explanation:
Expained
As part of an exam, you are given a powder to analyze. When you perform various tests, youfind that it contains a single chemical that changes the pH of neutral water to a pH of 13. Youwould conclude that the chemical is aa. weak acid.b. neutral.c. weak base.d. strong acid.e. strong base.
Answers
To answer this we need to remember the pH scale, as lower is the numbe the compound is more acid, mmeanwhile, if the number ishigher wweare talking of a base, it ranges from 10to 14, being l0 the most acid, 7 neutral and 14 strongest base. Also, we must not forget that the pH scale is on a logarithmic scale (base 10) which means that each level is 10 timeshhigherthatn the previous level, so if we have a 13 pH level we are talking of a very strong base, therefore, the correct answer is option e.
What reasoning correctly pairs a body system with its relationship to the digestive system?
Answers
Answer:
Respiratory system.
Explanation:
This is the system which shows a good pairing with the digestive system. This is because for energy to be synthesized by oxidative phosphorylation, respiratory systems need the supply of Oxygen. The oxygen is needed to accept the final electron in the synthesis of ATPs during oxidative phosphorylation.
This process begins with substrate level phosphorylation-glycolysis- the breaking down of glucose from the digestive system.
Hence, respiratory system needs the supply of oxygen for the metabolisms of glucose obtained from digestive system to generate energy( extract the energy in glucose) for the body.