answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
SOVA2
2 months ago
5

Read each question carefully. Write your response in the space provided for each part of each question. Answers must be written

out in paragraph form. Outlines, bulleted lists, or diagrams alone are not acceptable and will not be scored.
White blood cells called B cells produce proteins that can be used for the treatment of certain illnesses. However, these B cells do not live for very long on their own. To keep the B cells growing for a long time in laboratories, scientists fuse the B cells with cancer cells (fused B-cancer cells) that do grow for a very long time. The particular cancer cells used for the fusion are treated with chemicals that make them unable to produce the nitrogenous bases adenine and guanine, but the B cells with which they are fused do produce these nitrogenous bases. The scientists grow the large fused B-cancer cells in a growth medium that contains necessary nutrients for the cells and includes a source of carbon.

(a) Describe the role of carbon in biological systems.
Biology
1 answer:
vlada-n [2.5K]2 months ago
3 0
Carbon's function in biological systems is to enable the creation of organic molecules while also supplying energy for living organisms. Explanation: Carbon ranks as the fourth most prevalent element on Earth and is a fundamental component of biological systems, crucial for sustaining life on our planet. All living organisms rely on carbon, which is integral in forming organic molecules that are vital for survival, and it also plays a role in generating energy through participation in sugar molecules like carbohydrates.
You might be interested in
Scientists are studying the structure and function of receptor x, a single-polypeptide protein that is found in the membrane aro
garik1379 [2080]

Answer:

This protein lacks a defined secondary structure (such as alpha helices or beta sheets) and interacts with target molecules through its loops.

Explanation:

Protein loops can bind with various molecules, including nucleic acids (RNA and DNA), other proteins, and signaling molecules. These loop regions can engage with both polar and non-polar head groups.

5 0
2 months ago
In one to three sentences, describe what happens during the regeneration stage of the Calvin cycle.
inysia [2303]
During fixation, the initial phase of the Calvin cycle's light-independent reactions, CO2 is converted from an inorganic to an organic compound. In the following phase, ATP and NADPH molecules provide energy and reducing power to transform 3-PGA into G3P, while ATP and NADPH are converted back to ADP and NADP+ respectively.

Hope this clarifies things [:
5 0
3 months ago
Read 2 more answers
Soil erosion is a process where the top soil layer is washed away because of the effects of water or wind. An agricultural area
inysia [2303]

Solution: To combat soil erosion, plant vegetation to ensure the roots stabilize the soil.

Construct barriers around the agricultural land.

Incorporate natural fertilizers into the soil.

Soil erosion involves the detachment of the topsoil layer, which is then transported elsewhere due to agents such as wind and water. The uppermost soil layers contain a wealth of nutrients and organic matter, making them crucial for seed germination and plant development. Erosion eliminates these nutrient-rich layers, decreasing soil fertility and hindering plant growth.

Vegetation helps anchor the soil with their root systems, reducing erosion caused by wind and water. The construction of barriers around fields prevents floodwaters from infiltrating, therefore mitigating erosion from water. Adding natural fertilizers enriches the soil with nutrients that support plant growth, allowing roots to better secure the soil, which in turn helps to prevent erosion.

4 0
2 months ago
Read 2 more answers
Which of the following are consequences of global warming? Check all that apply. increased seawater salinity increased melting i
Rainbow [2354]

The consequences are: B: increased melting ice

C: rising sea levels

F: a rise in heat-related fatalities

4 0
2 months ago
Read 2 more answers
The peripheral nervous system affects __________while the central nervous system is associated with _______________.
lana [2441]

When sensory input arrives at the CNS, the spinal cord and the brain interpret what it means precisely.... Everything except for the CNS is referred to as the peripheral nervous system. The PNS consists of the nerves that extend from the brain and spinal cord to various regions of the body.

6 0
2 months ago
Other questions:
  • Why must nations sometimes work together to solve environmental problems
    14·1 answer
  • (02.05 MC) Conditions under which natural selection occurs in a population of tortoises are described in the table below: Natura
    10·2 answers
  • During exercise, sensory receptors detect changes in oxygen and carbon dioxide levels in the blood. This information is then sen
    7·2 answers
  • Without drawing the lewis structures, predict which of the species below will have an expanded octet. sf6, xef4, po4 3−
    11·1 answer
  • The mechanism whereby an enveloped virus leaves a host cell is called
    8·1 answer
  • Write a hypothesis about the effect of the red light on the population. Use the "if . . . Then . . . Because . . ." format, and
    12·2 answers
  • Which of the following can be categorized as prokaryotic
    14·1 answer
  • Among cattle, having horns is a recessive trait. Cattle without horns, which are called polled cattle, are common. Suppose a hor
    13·2 answers
  • How does the size of oxygen's nucleus affect the distribution of electrons in the water molecules?
    5·1 answer
  • If a postsynaptic neuron is stimulated to threshold by spatial summation this implies that ________. If a postsynaptic neuron is
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!