Marine iguanas remove salt from their bodies through nostrils water glands mouth salt glands
a dendrite is an extension of a nerve cell. a dendrite receives impulses from other synapses and sent to the cell body.
answer: (d) carbon dioxide
explanation: carbon dioxide, the byproduct of cell respiration, is small enough to readily diffuse out of a cell. small uncharged lipid molecules can pass through the lipid innards of the membrane.