One source is solar radiation used by plants and other photoautotrophes to produce food
chemical energy is used by chemoautotrophes and also all living organisms in metabolism
3) The abillity of some gorillas to use sign lanauge
That is an acquired trait which they learned. They werent born know it.
Hope this helps
<em><u>Liesel3327</u></em>
A eukaryotic cell has a nucleus which a prokaryotic cell lacks
D is your answer :) hope this helps
The one that is caused by the modification of density-independent factors is : parasitic wasp invade cocoons, killing caterpillars
Density independent factors refer to occurrences that limit the number of a specific population
hope this helps