By expressing existing genes.
<span><span>If these are the answers you were able to choose from:
A)Parents who live vicariously through their children are less likely to experience empty nest feelings.
</span><span>B)For most parents, marital satisfaction decreases during the years after child rearing.
</span><span>C)Parents who are heavily invested in their children may suffer from a decline in marital satisfaction after children have left home.
</span><span>D)<span>Marital partners have less time for each other with their children gone.
Then the correct answer would be C - parents who are heavily invested in their children may suffer from a decline in marital satisfaction after children have left home. This also makes sense; they've been parents and not husband and wife. For that reason, following the child's departure, they're not sure what to do with themselves.</span></span></span>
It is Decomposers as they eat whatever is dead
Explanation:
It helps the cell absorb as many different molecules as possible.