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3 years ago

Can your body make antibiotics for pathogens that you have never been in contact with ?

1 answer:

8 0

Yes. A person comes across many colds in a year or a life time and produces antibodies for each. Babies get many colds in the first years and fewer as they get older because they have made antibodies.

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In a cell undergoing meiosis, during which stage do the sister chromatids separate from each other?

klemol [59]

Answer:

B.) Anaphase II

Explanation:

In metaphase II, the chromosomes line up individually along the metaphase plate. In anaphase II, the sister chromatids separate and are pulled towards opposite poles of the cell. In telophase II, nuclear membranes form around each set of chromosomes, and the chromosomes decondense.

4 0

3 years ago

Why cloning is considered as unethical?

vredina [299]

Answer:

Because the risks associated with reproductive cloning in humans introduce a very high likelihood of loss of life, the process is considered unethical. There are other philosophical issues that also have been raised concerning the nature of reproduction and human identity that reproductive cloning might violate.

3 0

3 years ago

If a forest experiences a fire, which adaptation would most likely help an organism survive?

kirill115 [55]

Answer:

cellulose

Explanation:

5 0

3 years ago

What is pollution that does not come from a single source known as

Mariulka [41]

I believe it is A because I know Nonpoint source pollution can include excess fertilizers, herbicides and insecticides from
Agricultural lands and residential areas. I hope it is right.. please let me know

6 0

4 years ago

Read 2 more answers

Blank to indicate other students about the deteriorating environmental conditions in the steps needed to improve the area also e

tangare [24]

Complete Question:

Water pollution and air pollution in an area have been steadily increasing. What can students do to address these environmental hazards?

_______ to educate other students about the deteriorating environmental conditions and the steps needed to improve the area. Also, encourage other students to volunteer for workshops about _______.

A. Pass Laws

B. Organize Seminars

C. Create a Tax collection program

A. Recycling and waste disposal

B. Poaching

C. Deforestation

Correct Option:

Organize seminars to educate other students about the deteriorating environmental conditions and the steps needed to improve the area. Also, encourage other students to volunteer for workshops about deforestation.

Option: B and C respectively.

Explanation:

As the environmental conditions are deteriorating day by day, thus it is necessary to train to boost upcoming generation for preserving it in most appropriate manner. For such actions awareness is necessary which should be encouraged by some volunteers of non-profit organization, environment protecting units of state and central, etc to conduct seminar in colleges and schools for students to make them understand the need of plantation and disadvantages of deforestation. The pattern to aware them should be remarkable, in order to create huge impact on the new generations towards green land.

5 0

4 years ago