NOUN
- transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient; requires an expenditure of energy
How To Use active transport In A Sentence
- The enhanced uptake of selenate over selenite is mediated by an active transport mechanism in the small intestine, presumably involving the same transporter protein that carries sulfate; sulfate is a close chemical cousin of selenate but not of selenite. Netvouz - new bookmarks
- Another role of insulin is to stimulate the active transport of amino acids into cells.
- The primary types of specialized transport mechanisms are: facilitated diffusion; active transport; and endocytosis (phagocytosis and pinocytosis). Absorption of toxicants
- Anything that interferes with the provision of energy will interfere with active transport.
- The active transport mechanism for methylfolate across the blood-brain barrier strictly limits the entry of the vitamin, perhaps for reasons concerned with the excitatory properties of folic acid.
- It is easy enough to assert that active transport across membranes occurs, but much harder to explain how.
- The next step in this process is malnutrition, since active transport of nutrients become impaired.