Oxygen and silicon make up most of earths crust
Answer:
Smooth muscle tissue
Explanation:
In the diagram it can show you. It is the one in the middle!
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Answer:
Chemical made up from more than one type of element.
Answer:
The insect species being studied has three pairs of homologous chromosomes. The first two pairs are autosomes; the last pair are sex chromosomes. Sex determination is the same as in humans (XX=female, XY=male).
Explanation:
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