Answer:
The central dogma of molecular biology suggests that the primary role of RNA is to convert the information stored in DNA into proteins.
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Explanation:
Answer:
there are four trophic levels first are producers then primary consumers then secondary consumers then teritary consumers
Explanation:
grass - grasshopper - frog - snake - eagle is a simple food chain
No the myelin covers bits of the cell
<span>Many sexually active american adolescents fail to avoid pregnancy because they are not educated on contraceptive methods. </span>