Clearing paths on the ground under the snow in search for grasses during
the winter is part of the niche of which population in the arctic tundra?
oa) indigo buntings
ob) himalayan tahrs
oc) white-tailed deer
od) norway lemmings

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

cytokinin is what stimulates cell division