<span>A retrovirus is anything of a group of RNA viruses that insert a DNA copy of their genome into the host cell to replicate.
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Answer:
limbs form the baby has fingers, hands,arms, feet and toes. they can now open and close their fists and mouth
Animals that use echolocation. Bats, whales, dolphins, a few birds like the nocturnal oilbird and some swiftlets, some shrews and the similar tenrec from Madagascar are all known to echolocate.
Answer:
an energy source during cellular respiration
Answer:
The correct answer is chemical energy in the environment is weaker than light energy.
Explanation:
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