Answer:
D
Explanation:
It could be C also, but when translating to mRNA you replace T with U. I'd go with D.
what is the answer to the question
Answer:
Question :-How many parents?Answer :-Ase xual Reproduction
One ParentSe xual Reproduction
Two ParentsQuestion :-Offspring are genetically identical to or different the parent(s) ?Answer :-Ase xual Reproduction
Genetically IdenticalSe xual Reproduction
Genetically DifferentQuestion :-Body cells or S ex cells (Gamete) ?Answer :-Ase xual Reproduction
Body cellsSe xual Reproduction
Se x cells (Gamete)Question :-Does it allow for genetic variation ?
Answer :-Ase xual Reproduction
No, It does not allowSe xual Reproduction
Yes, It allowsQuestion :-Involves the process of mitosis or meiosis ?
Answer :-Answer :-As exual Reproduction
MitosisSe xual Reproduction
MeiosisQuestion :-Examples of kinds of cells ?Answer :-Ase xual Reproduction
Amoeba, bacteria, Hydra, Planaria, etcSe xual Reproduction
Plants and Animals
-TheUnknownScientist 72
can someone help lollz.. I'll mark for most brainliest answer..
Answer:
freeb please lol
Explanation:
An air bubble in a vessel can be prevented from spreading to an adjacent vessel by:
The prevention of an air bubble from spreading to an adjacent vessel can be achieved by the movement of a torus away from an aperture of a bordered pit-pair. In plant anatomy, bordered pit-pairs are structures that connect adjacent vessels or tracheids, allowing for the movement of water and dissolved substances. These pit pairs contain a membrane with a torus, which is a specialized structure involved in regulating the flow of fluids.
When an air bubble enters a vessel, it can potentially spread to adjacent vessels, disrupting the flow of water and nutrients. However, the movement of a torus away from the aperture of a bordered pit-pair acts as a barrier to prevent the air bubble from spreading. The torus can block the passage of the bubble and prevent it from moving further into the adjacent vessel.
Therefore, among the given options, the movement of a torus away from an aperture of a bordered pit-pair is the mechanism that can prevent an air bubble from spreading to an adjacent vessel.
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The complete question is:
An air bubble in a vessel can be prevented from spreading to an adjacent vessel by:
a. air seeding.
b. transport upward in the transpiration stream.
c. movement of a torus away from an aperture of a bordered pit-pair.
d. the surface tension of the meniscus spanning the pores of the bordered pit-pair membrane.
e. the filtering effect of the roots.
What is the mass of a car that is going 2 m/s/s and then it hits a tree with a force for 6000 N?
Answer:
Mass = 2000kg
Explanation:
Mass = \(\frac{Force}{acceleration }\)
= \(\frac{6000}{2}\)
= 2000kg
A patient with a known case of AIDS would likely have periodic ________ to assess the immune status.
A.
Western blot test
B.
erythrocyte sedimentation rate (ESR)
C.
CD4 cell count
D.
enzyme-linked immunosorbent assay (ELISA
A patient with a known case of AIDS would likely have periodic CD4 cell count tests to assess the immune status.
CD4 cell count is an important measure of immune function and is commonly used in monitoring individuals with HIV/AIDS. CD4 cells, also known as T-helper cells, play a crucial role in coordinating the immune response. In individuals with AIDS, the HIV virus specifically targets and destroys CD4 cells, leading to a weakened immune system.
By regularly monitoring CD4 cell counts, healthcare providers can evaluate the progression of the disease and determine the appropriate course of treatment. A declining CD4 cell count indicates a worsening immune function and may necessitate adjustments in antiretroviral therapy to manage the condition effectively.
While the other options mentioned, such as the Western blot test, erythrocyte sedimentation rate (ESR), and enzyme-linked immunosorbent assay (ELISA), are relevant in the diagnosis and management of HIV/AIDS, they are not specifically used for assessing the immune status in the context of periodic monitoring.
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what are the issues associated with the 4th stages of demographic transition?
The issues which are associated with the 4th stages of demographic transition is that the low birth rates associated with it may lead to a shrinking population which is a threat to many organizations who rely on population growth.
What is Population growth?This is defined as the increase in the number of people in an area over a given period of time as a result of different factors.
The 4th stage of demographic transition is characterized by low birth rates and low death rates thereby resulting in a low growth rate. Countries who belong to this category are those who have a strong economy and highly educated. The low population is the issue associated with it as there may be a deficiency in manpower needed in this area.
They don't produce children at a high rate unlike in countries where they have a weak economy and a high poverty rate.
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A student designs and experiment to test the effect of different fertilizers on plant growth. Which of the following is the independent variable?
Answer:
Fertilizer
Explanation:
Independent variable = a variable that does not depend on another
Since the plant growth depends on the fertilizers, we can note that plants are the dependent variable.
The fertilizer is independent since it does not depend on anything.
What must happen for a hypothesis to become a theory?
A. It must be well-tested and have supported results every time.
B. All possible alternative hypotheses must be tested first.
C. A hypothesis must be published and tested by scientists for a decade before it is a theory.
D. A theory is developed only after a hypothesis has been refuted and changed.
Answer:
A.it must be well-tested and have supported results every time
Answer:
Explanation:b
Adam smith believed that _____________ would lead to the production of items that consumers want.
Answer:
Self interest
Explanation:
In his first book, Theory of Morality, published in 1776, he proposes the idea of the invisible hand based on the tendency of the free market economy to dominate itself through supply and demand, competition, and self-interest.
In the process of translation, what is used to represent a specific amino acid?
A. a codon
B. an enzyme
c. a base pair
D. a sugar molecule
31.which organisms have been modified to produce insulin and human growth hormone? a.bacteria b. goats c.cows d.corn
Human insulin that had been genetically altered was created in 1978, and micro organisms that produced insulin were commercialized in 1982.
The FDA has approved the use of yeast and E. coli to produce insulin for medicinal purposes in humans thanks to advances in genetic engineering [14,15]. Recombinant insulin is now mostly made in Saccharomyces cerevisiae or E. coli. A human gene could be inserted into the genetic code of a typical bacterium thanks to a technique called recombinant DNA. The protein encoded either by human gene might now be produced by this "recombinant" micro organism. E. coli or saccharomyces, that have been authorized for medicinal purposes in humans by the FDA [14],[15], are used by scientists to create the human insulin gene. Recombinant insulin is now mostly made in Saccharomyces cerevisiae or E. coli. the first synthetic, genetically modified "person".
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check your understanding (c.y.u.) 14.2 we may refer to the three groups of humans occurring after homo erectus collectively as ""late homo."" what are these three groups?
Homo erectus are collectively referred to as "late Homo." These groups include Homo heidelbergensis, Homo neanderthalensis, and Homo sapiens sapiens.
Homo erectus, an extinct human species, existed from approximately 1.9 million years ago to 70,000 years ago.
The initial discovery of Homo erectus fossils took place in Java during the early 1890s. Notably, Homo erectus holds significance as the first hominins to migrate out of Africa, expanding their geographical range into Asia.
They demonstrated advanced behaviours for their time, including the use of fire and proficient tool-making skills involving stone tools.
In summary, the "late Homo" designation encompasses Homo heidelbergensis, Homo neanderthalensis, and Homo sapiens, succeeding the evolutionary lineage of Homo erectus.
Homo erectus played a crucial role in human evolution by venturing beyond Africa and exhibiting sophisticated adaptations.
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Comprehensive Developmental Neuroscience: Patterning and Cell Type Specification in the Developing CNS and PNS: Chapter 17. Notch and Neural
\(48\) high-quality articles are included in Volume 1 that focus on patterning and cell type specification in the growing central and peripheral nervous systems.
The peripheral nervous system (PNS) is made up of all the nerves that run from the brain and spinal cord to other regions of the body, such as muscles and organs. The central nervous system (CNS) is made up of the brain and spinal cord. The neural crest, two bands of tissue running lengthwise above the neural tube, are where the peripheral nervous system is formed. The neural plate, a region of the ectoderm that gives rise to the nervous system, starts to differentiate around the third week with help from the paraxial mesoderm and the surrounding notochord. The neural folds are then formed by the edges of the neural plate rising.
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¿Con que otro nombre se le conoce a las placas de espuma de poliuretano altamente contaminante?
Answer:
La espluma de poliuretano (espluma PU) ye un material plásticu porosu formáu por un agregamientu de burbuyes, conocíu tamién polos nomes coloquiales de gomaespuma n'España o gomapluma en dellos países suramericanos. Contienen sustances d'escasu poder canceríxenu que si representen dalgún peligru, namái sería tres esposiciones intenses y teniendo contautu direutu.Tamién ye denomináu Poliuretano proxectáu, por cuenta de la forma na que se suel aplicar sobre superficies. Explanation:
NOT 100% SURE SO WANT FEEDBACK!!!WILL GIVE BRAINLIEST, RATE AND VOTE!!!AT LEAST TAKE A LOOK!!!!!!!!
What term refers to water that goes down the drain in your sink and shower or washing machine?
A) contaminants
B) wastewater
Answer:
B) wastewater
Explanation:
all the waste water that goes down our sinks, out of the shower, from our washing machines and even from our toilets. Blackwater – waste water that comes from our toilets. Greywater – waste water that comes from our sinks, laundries, showers and baths.
Which of these statements indicates an experiment is systematic?
A. The experiment is repeated many times.
B. The experiment is about a testable question.
C. The experiment is very complicated and uses lots of chemicals.
D. The experiment includes a good plan for what measurements to take.
Answer:
Since the control is different, making an accurate prediction for this test is difficult.
Explanation:
Ahmed thinks time is money, and he is driven to make the most money he can, so he walks fast, talks fast, and is often hostile and impatient with others. Which health problem is Ahmed more likely to have due to his hostile, Type A behavior pattern?
Ahmed is more likely to have Type A behavior pattern. The type A behavior pattern is defined as one that is marked by agitation, antagonism, brisk speech, and a fierce sense of competition.
What is a behavioral pattern?A behavioral pattern is a consistent manner in which a person or group of people behaves toward a particular object or in a particular circumstance.
What are the different types of behavioral pattern?There are four types namely Type A (time), Type B (relationship), Type C (others) and Type D (distress).
What is Type A behavioral pattern?This type of behavioral A demonstrates traits like competitive success, ambition, a keen sense of time urgency, impatience, antagonism, and aggressiveness. They also feel a sense of urgency, therefore they don't think time should be spent. They put more focus on their work than on close connections.
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Which rock is an example of a chemical sedimentary rock?
Answer: The rock that is an example of a chemical sedimentary rock is Iron ore. Iron ore is formed with a chemical reaction which make's it a chemical sedimentary rock.
Explanation:
In humans, oxygen and carbon dioxide are exchanged between the alveoli in the lungs and the blood in the circulatory system. Which of the following processes allows for the exchange of these gases in the human body?
osmosis
simple diffusion
active transport
facilitated diffusion
Answer:
Simple diffussion
Explanation:
It is simple diffussion because it is the movement of gases or molecules of substance from a region of higher concentration to a region of lower concentration without using energy. Through this process gases are exchange between the alveoli of lungs and blood of the circulatory system. Carbon diffuses from tissues to lungs and oxygen diffuses from lungs to Tissues.
Answer:
diffusion
Explanation:
an obligate intracellular pathogen like rickettsia compares to a facultative one like salmonella in that it choose one: a. can escape the phagosome more readily than the facultative one. b. cannot grow outside the host cell. c. is an acidophile. d. is not as well adapted to survive within the host cell.
In that it cannot develop outside the host cell, an obligatory internal pathogen like rickettsia differs from an aerotolerant one like salmonella.
What is Host cell?a cell into which a plasmid is inserted in recombinant DNA studies or one whose metabolism is exploited by a viral for growth and reproduction; in bio production, the cells created and cultivated to produce a the protein of interest are indeed the production system host cells.
what is Pathogen?Pathogenicity is specifically the characteristic or state of having the capacity to cause illness, whereas pathogenesis is the ability of an organism to cause disease, or the level of pathogenic within a species or a group.
Infectious germs, viruses, pathogens, fungi, viral vectors, and parasites that cause disease are a few examples of pathogenic agents.
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How much is DNA important to identify a group? Give a brief explanation on race ,whiteness and property? Does biological anthropologists and genome scientist need to add the relation between Europeans and Indigenous people while doing their research?
DNA is important in identifying genetic relationships within a group, but it alone is not sufficient to determine complex social constructs like race, whiteness, or property; the inclusion of social, cultural, and historical factors is crucial in understanding these concepts.
Biological anthropologists and genome scientists should consider the relationship between Europeans and Indigenous people in their research to provide a more comprehensive understanding of human genetic diversity and population history.
DNA analysis can provide valuable insights into genetic relationships within a group, such as determining genetic ancestry or identifying related individuals. However, race, whiteness, and property are social constructs that go beyond genetic factors and are shaped by historical, cultural, and socioeconomic factors. These concepts are complex and cannot be solely explained by genetic data. Therefore, it is important for researchers, including biological anthropologists and genome scientists, to recognize the limitations of genetic data and consider the broader social context when studying race, whiteness, and property.
In the context of researching Europeans and Indigenous people, it is crucial for researchers to acknowledge and incorporate the historical and ongoing relationships between these groups. This includes understanding colonization, displacement, and the impact of power dynamics on genetic diversity and health outcomes. By including this relationship in their research, scientists can contribute to a more accurate and nuanced understanding of human genetics and promote social and scientific equity.
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How does the extinction of species affect humans?
A. Extinction generates new sources of medicine.
B. Extinction upsets the natural cycling of nutrients,
C. Extinction helps keep air and water clean.
D. Extinction makes the environment more pleasant.
Answer:
B. Extinction upsets the natural cycling of nutrients
The extinction of species affect humans as extinction upsets the natural cycling of nutrients. Therefore, option (B) is correct.
What do you mean by extinction of species?Extinction is the end of a sort of life form or of a gathering of sorts, normally an animal categories. The snapshot of annihilation is for the most part viewed as the passing of the last person of the species, albeit the ability to raise and recuperate.
As species go terminated, they are removed from the established pecking order. The animals that ate the species that has gone extinct must find new food or die. Other animal or plant populations could suffer as a result.
Habitat loss and degradation (primarily deforestation), overexploitation (hunting and overfishing), invasive species, climate change, and nitrogen pollution are the main modern causes of extinction.
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this question is based on an experiment that identified the role of the origin of replicatiom using bacteria and a plasmid. the research group starts with a plasmid containing an ampicillin (antibiotic) resistance gene where oric (origin of replication) is removed. what result would we expect to see if we transferred this plasmid into e. coli.
If we transferred a plasmid containing an ampicillin resistance gene but with the origin of replication (OriC) removed into E. coli, we would expect to see that the plasmid would not replicate and hence would not confer ampicillin resistance on the bacteria.
The origin of replication (OriC) is an essential component of a plasmid as it is responsible for initiating replication of the plasmid DNA when it enters a bacterial cell. Without this origin, the plasmid cannot replicate and will not be passed on to daughter cells during bacterial cell division. Therefore, if a plasmid containing an ampicillin resistance gene but with OriC removed were transferred into E. coli, the bacteria would not be able to replicate the plasmid, resulting in loss of the resistance gene over time. Consequently, the bacteria would not be able to survive in the presence of ampicillin.
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Question 28 of 30What is global climate change?A. The change in weather patterns around the world in response tomany factors, including the burning of fossil fuelsB. The increase in average global temperatures caused bygreenhouse gasesC. The natural cycles of cooling and heating throughout Earth'shistoryD. The decrease in average global temperatur
Solution:
Remember that Climate change is a long-term change in the average weather patterns that have come to define Earth's local, regional and global climates. These include warming temperatures and changes in precipitation, as well as the effects of Earth's warming, such as rising sea levels, shrinking mountain glaciers, ice melting at a faster rate than usual in Greenland, Antarctica, and the Arctic Changes in flower and plant blooming times.
So that, we can conclude that the correct answer is:
What is the name given to the cells produced at the end of meiosis 1 in females?
The name given to the cells produced at the end of meiosis 1 in females is secondary oocytes.
Secondary oocytes, also known as secondary follicles, are a stage of egg cell development that occurs during the menstrual cycle in women. These cells are formed after the primary oocyte undergoes meiosis I, which produces two cells: a secondary oocyte and a polar body.
The secondary oocyte is larger than the polar body and contains most of the cytoplasm and organelles of the original cell. It is surrounded by a layer of cells called the corona radiata and a protective coating called the zona pellucida.
If the secondary oocyte is fertilized by a sperm cell, it undergoes meiosis II and forms a mature ovum (or egg cell) and another polar body. The mature ovum is then capable of being fertilized by a sperm cell and developing into an embryo. If the secondary oocyte is not fertilized, it will degenerate and be expelled from the body during menstruation.
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approximately one-_____ of all middle-aged men experience at least occasional difficulty getting or maintaining an erection.
Answer:one-third. I hope this helps you
Explanation:
According to medical research, approximately one-third of all middle-aged men experience at least occasional difficulty getting or maintaining an erection, which is medically referred to as erectile dysfunction (ED). This condition can be caused by a variety of factors such as physical health issues, psychological factors, lifestyle factors, and even certain medications. It is important for individuals experiencing ED to seek medical advice in order to identify the underlying cause and receive appropriate treatment. There are several effective treatment approaches available, ranging from medications such as Viagra, Cialis, and Levitra, to different forms of behavioral therapy, and in some cases, surgical intervention.
Many types of plants produce fruit which is eaten by animals. The seeds of these plants are typically undigestible. Which of the following is an advantage for plants having undigestible seeds? It allows seeds to reside in the gut until conditions are appropriate for germination. It ensures that flowers of these plants will be pollinated. It allows the seeds to be dispersed into other areas. It provides a source of nutrients for the germinating seed.
The advantage for plants having undigestible seeds is that it allows seeds to reside in the gut until conditions are appropriate for germination.
Fruits are a source of nutrition for animals that consume them, and they are also a means of seed distribution for plants that produce them. Many types of plants generate fruit that is consumed by animals; nevertheless, the seeds of such plants are usually indigestible. As a result, the seeds can be dispersed into new areas by animals that eat the fruit.
However, having undigestible seeds provides a distinct benefit to plants: it allows seeds to reside in the gut until conditions are appropriate for germination, which aids in seed growth and germination.
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Describe the difference between genetic drift and gene flow.
Answer:
Gene flow is the process of alleles going from one population to another while genetic drift is the alteration of allele frequency in a gene pool. The cause of gene flow is migration or geographical isolation while that of genetic drift is random sampling with two mechanisms
Explanation:
The drawing below shows a cellular process during which an important biological molecule is being made.
Which type of biological molecule is being made during this process?
tRNA
mRNA
protein
phospholipid
Answer:
During this process the messenger RNA and the transfer RNA are manufactured
Explanation:
These RNAs are necessary to be able to comply with the formation of proteins, since they read the genetic code and after this they assemble the reading to make proteins of structure, function and support.
This is how cells when dividing or multiplying separate their genetic code by replicating.
Plants take in water, Answer and sunlight to produce Answer and Answer through the process of photosynthesis
hydrogen
carbon dioxide
ATP
glucose
Carbon oxygen
Answer:
Carbon dioxide, glucose and ATP