Lymphatic drainage from a capillary bed to the venous circulation. Which of the following distinguishes lymphatic vessels from veins?
Lymphatic drainage from a capillary bed to the venous circulation.
lymphatics lack the three tunics present in veins.
lymphatics have valves, while veins do not.
lymphatics collect larger materials lymphatics transport fluids toward the heart.

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.

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.

Every early childhood education program should develop a