Most ocean food chains depend on phytoplankton as a primary producers. Where in the ocean do phytoplankton live?
A. Throughout all ocean waters, because phytoplankton can tolerate a wide range of temperature and light conditions
B. Within about 200 meters of the ocean shoreline, because phytoplankton depend on nutrients that wash into the water from land
C. Within about 200 meters of the ocean surface, because phytoplankton require light to survive
D. Attached to shells along the ocean floor, because phytoplankton cannot float
Answers: 1
Biology, 22.06.2019 09:30, ssuereichard
You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.
Answers: 1
Most ocean food chains depend on phytoplankton as a primary producers. Where in the ocean do phytopl...
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