Answer:
Icecaps, Glaciers and Groundwater
<span>Organisms that can produce their own nutrients are called autotrophs, while the organisms that cannot produce their own food are called heterotrophs. Heterotrophs obtain the materials from the food they eat while autotrophs make their own nutrients. Hope this answers the question.</span>
I believe it's D don't take my word for it.
A nerve is actually a long threadlike
bundle of dendrites that conduct electrical impulses.
<span>Dendrite word derived from the Greek
word ‘dendron’ which means tree. They carry messages in the form of electrical
impulses to cell body, there are also wire like nerves called axon. Sensory
nerves and motor nerves are common types of nerves.</span>