An EPSP, a of the membrane of a , would result from the opening of a ligand gated channel. Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a depolarization; axon; potassium b depolarization; dendrite; potassium c depolarization; dendrite; sodium d hyperpolarization; axon; potassium e hyperpolarization; axon; sodium

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.