Answer:
Smooth muscle tissue
Explanation:
In the diagram it can show you. It is the one in the middle!
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The food that we eat give us the energy that we have in our bodies. That energy can help us in out everyday lives .
Answer:
Certain fossils, called index fossils, help geologists match rock layers. To be useful as an index fossil, a fossil must be widely distributed and represent a type of organism that existed for a brief time period.
Answer: enters, receptor protein, neucleus, chromatin DNA protein complex, triggers mRNA production, specific protein
Explanation: