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Gekata [30.6K]
3 years ago
6

Which of the following is true of DNA?

Biology
1 answer:
Anuta_ua [19.1K]3 years ago
4 0
There are four nitrogenous bases involved.
A, T, C and G.
A:T and C:G
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What happens to the nuclear membrane after prophase?
nasty-shy [4]
<span>At the end of prophase , nuclear membrane , nucleolus and all the cell organelles disappears and there is no distinction between the nucleoplasm and cytoplasm</span>
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3 years ago
Why is knowledge and skills important in animal care and breeding? Explain in 3 to 5 sentences.
erik [133]

Answer:

to be thorough and pay attention to detail.

the ability to use your initiative.

to be flexible and open to change.

patience and the ability to remain calm in stressful situations.

the ability to work well with others.

the ability to accept criticism and work well under pressure.

To be successful as an animal breeder, you should have knowledge of the animal breeding process

a passion for animal breeding,

and knowledge of the potential risks of animal breeding.

Ultimately, a top-notch animal breeder should be an effective communicator, have good organizational skills, and be physically fit.

3 0
2 years ago
Why must a ecologist consider both speciation and extinction when analyzing
Feliz [49]

Answer:

An ecologist must consider both of the speciation and extinction of an organism or when analyzing the diversity the life on earth because of the following reasons;

-          It is a role of an ecologist

-          It is part of their job

-          This will tell the existence of the organism

-          The organism’s life span on earth

-          How it was existed and were extinct

Explanation:

7 0
2 years ago
Which of the following describes the role of nitrifying bacteria?
Nastasia [14]

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They are microorganisms that are important in the nitrogen cycle as converters of soil ammonia to nitrates, compounds usable by plants.

Explanation:

5 0
3 years ago
Cytotoxic T cells can attack target cells with which of these chemical weapons?
GenaCL600 [577]

Answer:

secrete a cytokine that triggers apoptosis

Explanation:

Cytotoxic T cells secrete granzymes and perforins when targeting cells. Additionally they secrete cytokines such as IFN-, TNF-α and TNF-β that act to activate macrophages and help kill infected cells.

4 0
3 years ago
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