Please check my answers. I put them under the comments. Cells can make new cells. One cell can (a) ____________ into two new cells. This is called (b)__________________. The process of cell division goes through various states. First, the cell nucleus (c)________________ into two. A new cell surface membrane then (d)____________ the cell divides. The two new cells are called (e)_______________ and they are small. The will grow and become larger. They grow by getting (f)______________ from the food that is eaten. Once they grow to full size they can also (g)_____________. If cells divide more quickly than they should, or divide in the wrong way, (h)_____________ can develop.
Final answer:
Cells create new cells through a process known as cell division, which includes stages like mitosis and cytokinesis, resulting in two genetically identical daughter cells. Cells must grow and acquire nutrients before they can divide. Improper or excessive division can lead to cancer.
Explanation:
Cells can make new cells. One cell can divide into two new cells. This is called cell division. The process of cell division goes through various stages. First, the cell nucleus divides into two. A new cell surface membrane then forms before the cell divides. The two new cells are called daughter cells and they are small. They will grow and become larger. They grow by getting nutrients from the food that is eaten. Once they grow to full size they can also divide. If cells divide more quickly than they should, or divide in the wrong way, cancer can develop.
The cell cycle involves both growth and division. During interphase, the cell grows and prepares for division. Then, through mitosis and cytokinesis, the cell divides its nucleus and cytoplasm, respectively, resulting in two genetically identical cells. DNA replication is a crucial part of this process as it ensures that each daughter cell receives the correct number of chromosomes.
Information coming into the central nervous system is transmitted along ________ neurons
The neurons responsible for transmitting information to the central nervous system are known as sensory neurons. These neurons respond to specific stimuli, generate electric signals, and transmit this information to the central nervous system.
Explanation:Information coming into the central nervous system is transmitted along sensory neurons. Sensory neurons are specialized types of neurons designed to respond to specific types of stimuli such as light, sound, heat, or pressure. Once the stimuli is received, sensory neurons generate electric signals that are transmitted to the central nervous system where the information is processed, interpreted, and a response is generated. For instance, if you touch a hot surface, sensory neurons in your skin perceive the high temperature and send this information to your central nervous system, leading to your reflexive action of pulling your hand away.
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The law of __________ states that traits are passed from parents to offspring independently of one another.
Correct answer: Law of independent assortment
The Law of the independent assortment was proposed by Gregor Mendel, which states that allele pair separates from each other during the time of gamete formation independent of each other. In other words, gene separates independently from each other and enter into sex cells during meiosis. It was observed by Mendel in 1865 during his studies of genetics in pea plant.
How is energy transferred through a community of organisms glencoe?
In an ecosystem, energy is transferred via the food chain, starting from the sun to producers, then to consumers. With each transfer, some energy is lost as heat, in accordance with the Second Law of Thermodynamics.
Explanation:Energy is transferred through a community of organisms, often called an ecosystem, via the food chain or food web. It begins with the sun, the primary source of energy. Plants or producers capture sunlight through photosynthesis and convert it into chemical energy stored in glucose. Herbivores or primary consumers eat these plants, thereby receiving the stored energy. Carnivores (secondary and tertiary consumers) eat the herbivores and other carnivores, each time transferring energy. However, with each transfer, some energy is lost to the environment as heat following the Second Law of Thermodynamics which states that during energy transformations, the quality of energy decreases while its entropy increases.
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The process through which mrna copies genetic information from dna and carries it to the ribosome is called:
Two sealed, pyramid-shaped beakers contain what are clearly identical amounts of a liquid. however, a child suddenly judges them as holding different amounts of liquid after one beaker is inverted. the child apparently lacks a concept of
List two criticisms of a balanced budget amendment
Final answer:
Opponents of a balanced budget amendment criticize its lack of flexibility and potential for spending cuts and tax increases.
Explanation:
There are two criticisms of a balanced budget amendment:
Lack of flexibility: Opponents argue that a balanced budget amendment is not realistic because it does not allow for emergency spending in times of economic recession or unforeseen expenditures like wars. They believe that fiscal policy needs to be flexible to accommodate such situations.Potential for spending cuts and tax increases: Critics also worry that consistently balancing the budget would require the federal government to impose spending cuts and/or tax increases, which could have negative impacts on the economy and the general population.These criticisms highlight the concerns regarding the practicality and potential consequences of implementing a balanced budget amendment.
What is the differnce between offspring produced by sexual reproduction and those bu asexual reproduction?
The best classification system is that which most closely
a.unites organisms that possess similar morphologies.
b.conforms to traditional, linnaean taxonomic practices.
c.reflects evolutionary history.
d.corroborates the classification scheme in use at the time of charles darwin.
e.reflects the basic separation of prokaryotes from eukaryotes.
The best classification system is the one that reflects evolutionary history.
Explanation:The best classification system is the one that reflects evolutionary history.
Evolutionary classification, also known as phylogenetic classification, is based on the idea that organisms should be grouped together based on their evolutionary relationships.
This approach allows us to understand the common ancestry and evolutionary history of different organisms and helps us to better study and appreciate the diversity of life on Earth.
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What is meant by essential amino acids?
A. These are the amino acids that are essential for building DNA.
B. These are the amino acids that must come from your diet as they cannot be stored by the body.
C. These are the amino acids that can be stored by the body.
D. These are the amino acids that are essential for building bone
These are the amino acids that must come from your diet as they cannot be stored by the body.
Describe how mutations lead to genetic variations.
Thank you :)
Suppose chromosomes in a skin cell are damaged by ultraviolet radiation. if the damaged genes do not effect cell cycle regulation, do you think the cell will become cancerous? explain
No, the cell will not become cancerous because the damaged genes are not affecting the cell cycle regulation.
What is the cell cycle regulation?The cell cycle is the process in which a single divides to form a daughter cell, called as cell division.
The most important cell cycle regulator is cyclin.
The mutation in cell or cell cycle regulators can cause cancer.
But if the mutated gene or chromosome does not impact the cell cycle, then it would not go to next cells.
Thus, it will not contribute to cancer, because the damaged genes do not impact cell cycle regulation.
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If damage from UV radiation does not affect cell cycle regulation, it is unlikely to cause cancer. Cancer is typically caused by mutations in genes that control the cell cycle, leading to uncontrolled cell growth.
If chromosomes in a skin cell are damaged by ultraviolet radiation but do not affect the cell cycle regulation, it is unlikely that the cell will become cancerous.
This is because cancer typically arises when there are mutations in the genes that regulate the cell cycle, leading to uncontrolled cell division. In the absence of such mutations, even if the DNA is damaged, it may not lead to cancer.However, it is important to note that if the damage does eventually cause mutations to cell cycle regulator genes, there is a potential risk for cancer. For example, skin cancer can be initiated by UV light altering the DNA of a skin cell, resulting in uncontrolled cell reproduction and tumor formation over time.Cancer refers to a group of diseases characterized by the abnormal growth of cells that invade and destroy surrounding tissues. It can start almost anywhere in the human body when cells begin to grow uncontrollably, forming tumors or affecting organs and tissues. Cancer can have various causes, including genetic factors, environmental factors (such as tobacco use or exposure to carcinogens), and lifestyle factors (like diet and physical activity). Treatment options for cancer depend on the type, location, and stage of the disease, and may include surgery, chemotherapy, radiation therapy, immunotherapy, or a combination of these approaches.If you can easily see the different parts that make up a mixture, you know that it is a __________ mixture. * answer
Micronutrients are needed for _____.
A. protein production
B. building materials for muscles
C. biochemical reactions
(Its C. Biochemical Reactions)
Match the vocabulary word with its meaning.
1. indigenous
2. polytheistic
3. diaspora
4. monotheistic
5. metallurgy
6. steppe
7. vassal
someone who shows loyalty to another in return for being allowed to occupy land
the scattering of a people from their homeland
a belief that many gods control the universe
people groups that are native to a region
a belief in one god controlling the universe
a vast, semi-arid, usually grassy plain
study of metals and the process for refining and making things from them
The following are the vocabulary words with their meanings:
1. Indigenous: It refers to the groups of individuals, which are innate to a region.
2. Polytheistic: It signifies towards a belief that various gods are monitoring the universe.
3. Diaspora: It refers to the scattering of individuals from their homeland.
4. Monotheistic: It signifies a belief in one god monitoring the universe.
5. Metallurgy: It refers to the study of metals and the procedure for refining and manufacturing things from them.
6. Steppe: It signifies a semi-arid, vast, generally grassy plain.
7. Vassal: It refers to someone who exhibits faithfulness to another in favor of being permitted to inhabit the land.
Why is delayed implantation an advantageous adaptation for the European roe deer
Delayed implantation in the European roe deer is beneficial as it synchronizes the birth of fawns to favorable conditions, helps older males succeed in mating, and reflects the complex interactions with parasites like deer ked.
Delayed implantation in the European roe deer (Capreolus capreolus) is an advantageous adaptation for several reasons. Firstly, it allows timing the birth of fawns to conditions that are optimal for their survival, often when resources are plentiful and temperatures are milder.
This reproductive strategy increases the likelihood of fawn survival and thereby the propagation of the species' genes.
Moreover, the characteristic of delayed implantation allows the roe deer to maintain a flexible breeding schedule. Older, larger-bodied males, whose physical prowess might diminish with age, still have an opportunity to succeed in mating battles that occur in the spring.
Their accumulated body reserves and experience give them an advantage in both mating success and predator evasion compared to younger but smaller males.
Finally, the interaction between cervids and parasites, such as the deer ked, reveals the complexity and specificity of host-parasite relationships, with some populations of parasites better adapted to different host species or host conditions.
The European roe deer's reproductive success may be favorably influenced by the specific conditioned immunity to the deer ked, which influences the resource investment in offspring by the parasitic females.
A population of snakes that eat small rodents enters a new habitat. In the new habitat, there are many species of rodents, and their populations are high because there are few natural predators. What will most likely be the effect on the genetic variation of the snake population?
anyone know the answer?
Answer:
The snake population would increase the genetic variations to fill the available empty ecological niches in the new habitat.
Explanation:
According to the given information, the new habitat of the snake population has a variety of prey species and a few predators. This would make the snake population adapt themselves to feed on the various prey species to avoid any competition.
Progeny of snake population would adapt themselves in different directions to feed on various species of available rodents. The availability of empty ecological niches (various rodent species here) leads to adaptive radiation in the parent population. The progeny of the parent population exhibits divergent evolution and become adapted to feed on different rodent species.
In the new habitat with abundant prey and few predators, the snake population is likely to experience an increase in genetic variation due to population growth, more opportunities for genetic mutations, and potential prey specialization.
When a population of snakes that eat small rodents enters a new habitat with abundant food and few natural predators, we can expect increased genetic variation in the snake population over time. Abundant prey allows for a growth in snake population size, thereby increasing opportunities for genetic mutations and different traits to proliferate. With more individuals, there's a higher chance that beneficial genetic mutations will occur and be passed on to future generations, contributing to evolutionary success. In addition, the presence of various rodent species as prey could lead to snakes specializing on different prey, potentially leading to diversified feeding strategies and further genetic differentiation within the snake population. This scenario is analogous to the concept of an evolutionary arms race as seen in the coevolution examples provided, where species adapt in response to each other over time, thereby increasing genetic diversity.
HIV is a retrovirus which contains RNA as its genetic material. Once HIV enters the body, it attaches to T cells that help other lymphocytes respond to infection. Gradually, HIV kills off most of the helper T cells. The RNA is inside the capsule of the virus and is labeled
Answer:
The correct answer is - A (labelled in attached diagram)
Explanation:
The HIV virus is a retrovirus that have RNA as genetic material that is present in the center in the capsule of the virus. HIV is a virus that kills the helper t-cells that are the immune cells of the body that activates other lymphocyte cells to act on infection.
Due to the killing most of the helper T cells the HIV affect the immune system of the infected individual.
Thus, the correct answer is - labelled as A in diagram attached below.
In which sentence is the underlined word or group of words would a predicate nominative
A. Jonas Edward Salk became *famous* for developing a polio vaccine.
B. In the 1940s, polio was *widespread*.
C. Polio is a contagious *disease* that has mostly been eradicated.
Answer:
The correct answer is option C. Polio is a contagious *disease* that has mostly been eradicated.
Explanation:
A predicate nominative, also known as predicate noun, is always a noun or pronoun that renames the subject and complete a linking verb.
Bearing the above in mind, it could be said that from the options provided, the option C. Polio is a contagious *disease* that has mostly been eradicated is the one that includes a predicate nominative (disease in this case).
What function do collagen and elastin have in arteries?
Carolus linnaeus is considered to be the founder of __________, and he __________.
Carolus Linnaeus is considered to be the founder of modern taxonomy, and he made significant contributions to the classification and naming of organisms.
Taxonomy is the science of categorizing and naming organisms based on their shared characteristics. Linnaeus developed a hierarchical system of classification that is still used today. His system includes grouping organisms into categories such as kingdom, phylum, class, order, family, genus, and species. Linnaeus also introduced the binomial nomenclature, which is a naming system that uses two Latin words to identify each species. The first word represents the genus, and the second word represents the species. For example, humans are classified as Homo sapiens, where Homo is the genus and sapiens is the species.By organizing and naming organisms in a systematic way, Linnaeus provided a foundation for the study and understanding of biodiversity. His contributions continue to be influential in the field of biology, allowing scientists to communicate and classify organisms accurately and efficiently.
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A gland formed by cells arranged in a one blind pocket with a single unbranched duct would be called
A healthcare provider prescribes thigh-high antiembolism stockings for a client with varicose veins. the client's thighs are heavier than the lower legs, and the stockings fit on the lower leg but are causing discomfort and indentations on the upper thighs. what should the nurse do?
The nurse should ask the healthcare provider if an elastic bandage can be used in place of the stockings for the thigh-high stockings could cause discomfort and indentations on the upper thighs of the patient.
Moreover, in order to get the maximum benefit of anti-embolism stockings, proper sizing and fitting must be meet because improper use of this may cause more damage to the veins. However, in the patient’s case, compression stockings cannot function properly due to incorrect fitting so an elastic bandage should be use for it can be adjusted to the varying proportions of the client's legs. Thus, achieving proper circulation of blood.
The nurse should consider the client's heavier thighs and try a different size or style of stockings that will provide a better fit.
Explanation:The discomfort and indentations on the client's upper thighs indicate that the thigh-high antiembolism stockings are not fitting properly. The nurse should consider the client's heavier thighs and try a different size or style of stockings that will provide a better fit. The nurse can consult with the healthcare provider to ensure the stockings are appropriate and comfortable for the client.
In the late 1800's, mendel predicted the existence of units of hereditary information or factors. what do we call these units of hereditary information today? question 1 options:
What might happen if the testes were located inside the body?
If the testes were located inside the body, the resulting increased temperature could negatively impact sperm production and mobility, potentially affecting male fertility.
Explanation:The testes play a crucial role in male reproductive health, predominantly in the production of sperm and testosterone. They are located in a muscular sac called the scrotum which maintains the temperature around 2 to 4°C below body core temperature, a condition essential for sperm mobility and viability.
If the testes were located inside the body, the higher internal body temperature could render sperm immobile and affect their viability, potentially reducing fertility. In fact, when the testes do not descend from the abdominal cavity into the scrotum during fetal development, a condition known as cryptorchidism occurs, which can lead to infertility in land mammals, including humans.
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If one parent is blood type ab and the other is type o, what fraction of their offspring are expected to have blood type a? if one parent is blood type ab and the other is type o, what fraction of their offspring are expected to have blood type a? o 0.5 0.75 1.0
As gasses contracted to form the first stars, heating triggered the process of ________ in their interiors.
In their interiors, the star's atoms are taken apart by tremendous atomic collisions. It makes the stars hot and bright by altering its atomic structure, releasing an enormous amount of energy. Nuclear fusion occurs. It involves two atomic nuclei assembling to make a large nucleus. Hydrogen nuclei join to form helium nuclei. Stars uses its hydrogen to maintain their energy output.
Why is plasma membrane referred to as a fluid mosaic cholesterol?
What molecules link together to form proteins? A. Nucleotides B. Amino acids C. Disaccharides D. Fatty acids
The nurse is caring for a football player scheduled for ankle surgery. the patient communicates properly during the interview. the nurse finds a quiver in the patient's voice as he expresses his worry about not being able to play. the nurse observes that the patient has fidgety hands and legs. the nurse concludes that the patient is uncertain about his ability to play postsurgery. what interventions should the nurse implement to reduce anxiety in the patient?