22, If a twining stem winds around a support stick, this is A. tropism
B. nastic movement C. taxis

Tropism.

Explanation: Tropism is the changing of movement in plants due to external stimuli. This is the type of movement that results in vines wrapping around trees.

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

after a the power stroke, adp is released, but the cross-bridge formed is still in place. atp then binds to myosin, moving the myosin to its high-energy state, releasing the myosin head from the actin active site.