Answer:
D.Ethical concerns
Explanation:
Ethics is a term used in scientific experiment to refer to conducting experiments under the correct rules of conduct necessary when performing a research.It is a moral responsibility of a researcher to protect participants in a research from harm.Some of the ethical issues are: beneficence, respecting privacy, informed consent and respecting anonymity and confidentiality.
Answer: shivering; oxygen
Explanation:
The thyroid hormones are produced by the thyroid glands and they're the triiodothyronine and the thyroxine. The thyroid hormones are required in metabolism regulation, performs digestive functions, controls the muscle of the heart, and develops the brain.
If thyroid hormones are not released, you can regulate body temperature by shivering and which requires a greater use of oxygen.
<span>a.Prenatal stage of a human up to 8 weeks of development after fertilization.
Hope this helps!</span>
If the tree is 30 m around, then shouldn't we take the lengths of the arms and divide it into the perimeter of the tree? So what we do is take 30/1.3 = about 23. So it would take about 23 children to stretch their arms around the tree.
I believe it goes 8,1,2,3,4,7,5,6 hope this helps
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