The actual answer is, "A", an ocean trench.
You can find out more about them by researching them up on Google, it's only a few phrases and a hit on the enter key :P
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
Igneous rocks are classified by particle size
Answer:
The vertebrate Brain is a collection of motor neurons connected to each other and other types of neurons in the head throughout the body is True.
Explanation:
The central nervous system of the frog is different from that of humans; if the optic nerve of a frog is cut, the animal will be able to see again within weeks but the same damage in humans would cause permanent blindness :).
