Answer:
binary fission occurs only once in the life of a single cell
Explanation:
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Compound.
If a molecule consists of 2 or more elements its a compound.
Allel T
The correct answer is; the open mouth of a baby robin is seen as a sign stimulus for the female robin (parent), and that the open mouth is the impending cause for her behavior.
simple answer for question 2
rocks are composed of grains from minerals,
