A student places four identical cells into four different liquids. Cell Description of Liquid
W Saltier than the cell
X Less salty than the cell
Y Equally as salty as the cell
Z Pure water with no salts
Over time, which cell will look the smallest?

According to the cladogram, which organisms have roundworms as a common ancestor?

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.