Answer:
The correct option is : a. endoderm
Explanation:
The primary layer of cells formed during the embryonic development is known as the germ layer. It is composed of three layers- endoderm
, mesoderm and ectoderm.
The endoderm is the innermost germ layer and this layer develops into the interior lining of the endocrine glands, such as the thyroid gland.
Answer:
<u><em>the number of its surviving offspring</em></u>
Explanation:
No explaination
Answer:
google them.
Explanation:
Look up the definitions. The words will come up.
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