The structure of cells has changed significantly over time. what concept explains the presence of mitochondria in cells? a. biogenesis c. spontaneous generation b. endosymbiosis d. chemosynthesis

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

Error analysis: what might be the reason that some of your percentages didn't exactly match your predicted results? gametes aren't responsible for inheritance. mice don't have large litters, so the sample size was not large enough. the wrong type of mice were used.

Reviewing natural selectionhtquick checkmatch each scenario with the correct component of natural selection.on average, sea turtles lay about 110 eggs in a clutch. however, only a fraction of thebaby turtles make it to the ocean. then, an even smaller number have offspring of their own." while all zebras have stripes, no two zebras share the same stripe pattern.a lemur species called aye-ayes have very long, thin middle fingers that allow them toreach into holes in trees and dig out bugs to eat.done7intro