Answer:
upregulated
Explanation:
dowregulated is the process of cell decreases the quantity of a cellular component such. as RNA. Upregulated is the complementary process that involves increases of such components
What is not necessary for an organism to survive?
O parents
O water
O energy
O a place to live
Answer:
parents no organism must have a parent live
Explain why the rate of cell division differs among different somatic cells.
Red fruits (T-) is dominant to tangerine fruits (tt), and smooth leaf (H-) is dominant to hair leaf (hh). Suppose the recombination frequency between these genes is 16%. You take a pure-breeding plant with red fruits and smooth leaves and cross it with a pure-breeding plant with tangerine fruits and hairy leaves. You perform a test-cross with the F1 generation and produce 500 offspring. What is the approximate number of offspring for each possible phenotype?
A. 40 red, smooth; 40 tangerine, hairy; 210 red, hairy; 210 tangerine, smooth
B. 40 red, smooth; 40 tangerine, hairy; 40 red, hairy; 40 tangerine, smooth
C. 42 red, smooth; 42 tangerine, hairy; 8 red, hairy; 8 tangerine, smooth
D. 84 red, smooth; 84 tangerine, hairy; 16 red, hairy; 16 tangerine, smooth
E. 210 red, smooth; 210 tangerine, hairy; 40 red, hairy; 40 tangerine, smooth
When you perform a three-point test cross to determine the linkage between three genes, you found that distance between the three genes were 16 and 8 map units. Of 1000 progeny produced in the test cross, you observe 7 double recombinants. What is the interference?
A.
0.547
B.
0.453
C.
0.16
D.
0.08
E.
0.0128
Answer:
1. E. 210 red, smooth; 210 tangerine, hairy; 40 red, hairy; 40 tangerine, smooth
2. B. 0.453
Explanation:
1. Recombination frequency = 16 %
100 % _____ 500 offspring
16 % ______ X = 80 of the offspring will be recombinant (i.e., 40 red, hairy + 40 tangerine, smooth), while the remainder progeny (420) will have the parental genotypes >> 210 red, smooth and 210 tangerine, hairy (i.e., 210 + 210 = 420).
2. Expected double recombinants = 0.16 x 0.08 x 1000 = 12.8
Coefficient of coincidence (c) = 7/12.8 = 0,546875
Coefficient of interference (CI) = 1 - c >>
CI = 1 - 0,546875 = 0.453125
Suppose a human blood cell containing a 0.9 percent solute concentration were put into a container of 0 percent solute solution (i.e., distilled water). Would the blood cell get bigger or smaller? Why? In your explanation, you must tell me which area has the hypotonic solution (inside the blood cell or outside the blood cell), which area has the hypertonic solution (inside the blood cell or outside the blood cell), and which direction the water would be moving (into the cell or out of the cell)
Explanation:
The solution is hypotonic (lower concentration), and the inside of the cell is hypertonic (higher concentration). Water always moves in the direction of the higher concentration. Therefore, it would move inside the cell, and this will cause the cell to swell (get bigger), and eventually burst.
It is to be noted that the process by which water moves from a low concentrated solute to a high concentrated solute is called osmosis.
If a human blood cell containing 0.9 percent solute concentration were put into a container of 0 percent solute solution, the blood cell would definitely become bigger with time.
The blood cell would become bigger because water will enter into the cell from the surrounding solution (the solution in the container) by osmosis.
In this case, the solution in the container contains a lesser amount of solute when compared to the solute concentration in the cell. thus, the solution in the container is said to be hypotonic while the solution in the cell is said to be hypertonic. Isotonic solutions have the same solute concentration as cells place in them.
Water will always move from a hypotonic to hypertonic solution as far as osmosis is concerned. Therefore, the direction of movement of water in this case would be from the container into the cell.
More on osmosis can be found here: https://brainly.com/question/21395644
How do atoms of copper differ from atoms of aluminum?
types of protons
mass of electrons
location of neutrons
chemical properties
what would happen if glycolysis stopped happening in a cell?
A. lactic acid would build up in the cell
B. the curbs cycle could but function
C. ATP molecules would be produced
D. anaerobic respiration would begin
Answer:
Glycolysis must occur before ATP is produced, regardless of whether it is fermentation or the citric acid cycle that follows. Because hexokinase is involved in this preliminary step, if its activity were stopped, the cell could not continue to produce ATP by either pathway.
Explanation:
Answer: B. The Krebs cycle could not function
Explanation:
3. What evidence was provided for localized functions inherent to specific anatomical brain structures during execution of behavior and mental processes?
Evidence from studies of brain lesions and neuroimaging techniques supports the concept of localized functions in specific brain structures during the execution of behavior and mental processes.
There is substantial evidence supporting the localized functions of specific anatomical brain structures during the execution of behavior and mental processes. One such piece of evidence is the study of patients with brain lesions. By observing the behavioral and cognitive deficits resulting from damage to specific brain regions, researchers have been able to identify the functions associated with those areas. For example, damage to the prefrontal cortex can lead to impaired decision-making and planning abilities. Additionally, neuroimaging techniques, such as functional magnetic resonance imaging (fMRI), have provided evidence for localized functions. These techniques allow researchers to observe changes in brain activity during specific tasks, providing insight into the regions involved in those tasks.For more questions on neuroimaging
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In humans and other multicellular organisms, which substance plays a central role as an
energy source?
water
fats
O carbohydrates
proteins
Explanation:
Carbohydrates are the main energy source of the human diet.
Fats are also a source of energy but fats are the slowest source of energy.
In humans and other multicellular organisms Carbohydrates plays central role as an energy source.
Carbohydrates are the nutrients most frequently used as an energy source, as they are fast-acting and turn into energy as soon as they are ingested. This energy powers the brain and body.
What are the Carbohydrates?A carbohydrate is a biomolecule consisting of carbon (C), hydrogen (H) and oxygen (O) atoms, usually with a hydrogen–oxygen atom ratio of 2:1.
Carbohydrate is a synonym of saccharide, a group that includes sugars, starch, and cellulose.
The saccharides are divided into four chemical groups: monosaccharides, disaccharides, oligosaccharides, and polysaccharides.
Importance of Carbohydrates:
- Serves as energy store and structural and structural components.
- Backbone of genetic material RNA
- Central to nutrition and found in variety of natural and processed foods.
Cereals, potatoes, fruits, and sugars are rich in carbohydrates.
Fats as an Energy Source:
Fat is an important component of a diet designed to fuel exercise. Fat provides the main fuel source for long-duration, low- to moderate-intensity exercise.
Fat to fuel exercise has three key parts:
Digestion: Fat is slow to digest and be converted into a usable form of energy. This process can take up to six hours.
Transportation: After the body breaks down fat, it needs time to transport it to the working muscles before it can be used as energy.
Conversion: Converting stored body fat into energy takes a great deal of oxygen, which requires decreased exercise intensity.
Protein as an energy source:
Protein is what is known as a macronutrient and is responsible for a large portion of the body's energy supplies.
Only a small amount of protein is directly converted into energy, because it isn't stored away in the body like carbohydrates and fats.
Protein isn't the ideal source for energy but present it in the diet is crucial to maintain high energy levels.
Protein also helps in maintaining muscle mass, which in turn supports a healthy metabolism rate.
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This diagram summarizes sexual reproduction. Explain why meiosis rather than mitosis must be used to form the gametes needed for sexual reproduction.
Answer:
Please fine the explanation below.
Explanation:
Meiosis and mitosis are the two types of cellular division that occurs in living organisms. However, meiosis is used strictly for sexual reproduction (to produce gametes) while mitosis is used for growth and repair. Meiosis is the process by which four daughter cells with a reduced number of chromosomes are produced.
Unlike meiosis, Mitosis produces two daughter cells with the same number of chromosome as parent cell. Meiosis must be used to form the gametes needed for sexual reproduction because it REDUCES THE CHROMOSOME NUMBER IN THE GAMETES BY HALF. THIS ALLOWS THAT WHEN TWO OF THE GAMETES (MALE AND FEMALE) COMBINE DURING FERTILIZATION, AN ORGANISM WITH CORRECT NUMBER OF CHROMOSOME WILL BE PRODUCED.
What are the four main types of tissues in the human body?
ANSWER: epithelial, connective, muscle, nervous
Answer: ty for answers
Explanation:
Answer:
The four types of tissue found in the human body are:
epithelial tissue.
connective tissue.
nervous tissue.
muscle tissue.
Explanation:
Which part of our control system is working our brain decides if the pressure the
skin feels is a problem?
A. Sensors
B.communication center
C.control center
D.targets/Response
Answer:
C. control center
Explanation:
I don't know if I'm right, but hope this helped
What will happen to a population once it has reached thr carrying capacity of an environment?
a
The population will continue to grow indefinitely
b
The population growth will equalize with the carrying capacity
c
The carrying capacity will decrease to prevent overpopulation
d
The carrying capacity will increase to meet the growing population
PLEASE HURRY
Juan rides his horse at a speed of 12 miles per hour. How long does it take Juan to travel 60 miles on his horse at this speed?
SOLVE THIS AND GET BRAINLIEST!
Mix the solution with a ph of 2 with a ph of 7 what is your final ph
Answer:
the final pH will be 9 with the same mix solution.
Why is the study of biology important
Will give brainliest, a THX, a friend request, and will rate ur answer
Please answer me fast as possible,
THX
Answer:
Is this good??
Explanation:
By using a computer to create a model such as this would give you a more complex and detailed model. You will have symmetry with what you are creating. It might also be a faster process.
If you were to make this model by hand it would not be as accurate. The the individual ball you would have to paint. This would be a long process. It would take multiple attempts to have a curve shape.
Lastly,
Using a computer to make such a model would give you a more accurate and symmetric model. It would also be a quicker more efficient process.
Answer:
above answer
Explanation:
What is generalist species
A generalist species is able to thrive in a wide variety of environmental conditions and can make use of a variety of different resources. A specialist species can thrive only in a narrow range of environmental conditions or has a limited diet. Most organisms do not all fit neatly into either group, however.
example:
Raccoons are an example of a generalist species. They can live in a wide variety of environments, including forests, mountains, and large cities, which they do throughout North America. Raccoons are omnivores and can feast on everything from fruit and nuts to insects, frogs, eggs, and human trash.
Why is a complex food web better than a simple food chain for the survival of the community?
What percentage of students time is spent not in school or sleeping A 58% B 42% C 13% D 16%
Which is moved across a cell membrane through the process of facilitated diffusion?
A. Sodium
B. Glucose
C. Water
D. Calcium
in
Describe two ways in which you show
sensitivity.
Answer:Express interest and concern for others, especially when they are having troubles.
Recognize that disabled people deserve the same respect as anyone else.
Answer:
help people in need, rescue stray pets in need of a home
i love animals.
cancer occurs when signals for ____ are disrupted or ignored
Cancer occurs when the signals for apoptosis or cell death are disrupted or ignored, which results in uncontrolled growth of cells. This could occur due to a number of different reasons.
What is Apoptosis?
Apoptosis is the form of programmed cell death which occurs in multicellular organisms. These biochemical events lead to the changes in the characteristics of cell and ultimately death of the cell.
The changes which occur during apoptosis include cell shrinkage, nuclear fragmentation, chromatin condensation, mRNA decay, and DNA fragmentation.
A change in the gene can disrupt this programmed cell death mechanism. These could be due to mutations which can lead to uncontrolled cell division and growth of tumor which cause cancer in an organism.
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You are a new teacher in the infant room. Your co-teacher suggests that you should include calendar time during the group's morning meeting. She suggests this time should include activities, such as singing the days of the week song, placing the date and month on the calendar, and identifying the weather.
Answer:
As a new teacher in the infant room, I appreciate my co-teacher's suggestion to include calendar time during our morning meeting. This valuable activity will not only foster a sense of routine and structure but also introduce foundational concepts to the infants. I wholeheartedly agree with the proposed activities, which include singing the days of the week song, placing the date and month on the calendar, and identifying the weather.
During calendar time, the infants will have the opportunity to engage in a fun and interactive learning experience. By singing the days of the week song, we can introduce them to the concept of time and help them become familiar with the days in a rhythmic and enjoyable manner. This activity will also enhance their language development and memory skills.
Placing the date and month on the calendar will introduce the infants to the concept of numbers and the sequence of months. It will help them understand the passage of time and provide a visual representation of the current day and month. This activity will encourage their cognitive development and improve their understanding of the calendar system.
Identifying the weather is another important aspect of calendar time. By discussing and observing the weather conditions each day, we can help the infants develop an understanding of the world around them. This activity will promote their observational skills and broaden their vocabulary as they learn to associate different weather patterns with specific words.
Overall, incorporating calendar time into our morning meetings will not only create a structured routine for the infants but also lay the foundation for their cognitive and language development. I am excited to implement these activities and witness the growth and engagement of the infants as they participate in calendar time.
In what way is all life completely dependent on leaves?
Answer:
leafs have oxygen just as trees do and they produce it in a similar way
How does evaporation relate to a liquids heat capacity (Will give brainy!!!!)
Answer: Heat of vaporization of water
That is, water has a high heat of vaporization, the amount of energy needed to change one gram of a liquid substance to a gas at constant temperature.
Explanation: Because It changes to a gas to the temperature.
How do pH and temperature effect enzyme activity?
Explanation:
Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction. However, extreme high temperatures can cause an enzyme to lose its shape (denature) and stop working. pH: Each enzyme has an optimum pH range. Changing the pH outside of this range will slow enzyme activity.
Scientists are studying two plants that are growing using the same light and container One plant is given water that has been microwaved and the other plant is given regular tap water. Their height is measured after 2
weeks. In this scientific investigation, what is the next step that will most likely occur?
Scientists will analyze their data
Scientists will formulate a hypothesis.
Scientists will design their experiment
Scientists will identify materials needed.
Answer:
Scientists will analyze their data.
Explanation:
The other options would have previously been done before conducting the experiment.
help please i’m stuck due soon!
Scientists often make explanations about some aspect of the natural world when facts have been repeatedly confirmed through observations. Which of the following terms refers to these explanations?
A=hypothesis
B=inference
C=theory
D=law
Which of the following occur during the G1 phase of the cycle? Check all that apply
Answer:
G1 is an intermediate phase occupying the time between the end of cell division in mitosis and the beginning of DNA replication during S phase. During this time, the cell grows in preparation for DNA replication, and certain intracellular components, such as the centrosomes undergo replication.
plz mark brainliest
Cell growth begins
Proteins are synthesized
