Answer:
DNA- contains instructions on how a cell functions
Nucleus- controls the activity of the cell
Cytoplasm- supports and protects the organelles in the cell.
Explanation:
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Answer:
Ectoderm
Explanation:
Of the three primary germ layers in the very early embryo, the ectoderm is the one that gives place to the epidermis (epidermic skin cells).
The mesoderm will develop into muscle and bone, while endoderm turns into the lungs, stomach and other organs.
The correct answer is <span>C. A tick attaches itself to the skin of a dog.
A parasitic relationship is one where one organism thrives at the expense of the other. The other organism does not gain but loses.</span>
