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Anna007 [38]
2 years ago
10

Point source pollution comes from sources that are___?

Biology
2 answers:
FromTheMoon [43]2 years ago
6 0
I have a strong belief it’s A but not sure
vivado [14]2 years ago
4 0
C. Basically unknown
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Please help with this question !
klio [65]

DNA - Option C.

Gene - Option A.

Chromosomes - Option B.

<h3><u>Explanation:</u></h3>

DNA is described here as the instructions that governs all the characters of an organism. Its actually a macro molecule which is a polymer of different thousands of nucleotides which is present in all cells and contain genetic information for running the characters of an organism.

Genes are described here as series of nitrogen bases governing a particular character or trait. Gene is actually a functional part of DNA which codes for a protein that governs a particular character of an organism.

Enzymes are proteins in nature. They are produced as a result of transcription and translation from DNA, and hastens different chemical processes of a metabolic activity.

The chromosomes are the condensed form of DNA. They are seen in the cells prior to cell division, either mitosis or meiosis. They are half obtained from father and the other half from mother, leading to variations among the offsprings.

5 0
3 years ago
Which of the following statements about hemoglobin is TRUE?
Alinara [238K]

E




Hope I helped thanksss

8 0
3 years ago
Read 2 more answers
Compounds that contain only carbon and hyrdrogen are
Kay [80]
Hydrocarbons,polycyclic aromatic hydrocarbons
4 0
3 years ago
Read 2 more answers
Which of the following would be the best way for a college student to increase his or her intake of provitamin A carotenoids? A.
yuradex [85]

Answer:B

Explanation:provitamin A is preformed vitamin A .. The best source of these are animal sources than plant sources.. Best sources include diary foods,, meat and fish.

7 0
3 years ago
What is skin cancer and how does it occur?
Dafna11 [192]

Answer:

Skin cancer refers to the abnormal activity of skin cells associated with carcinogenesis

Explanation:

This disease is associated with the DNA damage (mutations) often caused by  the irrational exposition to UV sun rays that trigger DNA mutations capable of both inactivating tumor suppresor genes and activating oncogenes

3 0
3 years ago
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