Which phrases describe the oceans? Check all that apply.

cover more than 70 percent of Earth

provide oxygen for life on Earth

contain fresh water

constantly in motion

interact with other Earth systems

Which two factors could lead to the evolution of a species over time?

What kinds of foliage might you find in the polar zone

Atp synthase is a key enzyme of mitochondrial energy conversion. mitochondrial atp synthase deficiency is due to a mutation in a gene important for the formation of a subunit in the atp synthase complex.

What could be achieved by DNA profiling using gel electrophoresis? A. The chromosome number of an organism could be counted. B.

Dan wants to test the effects of different amounts of antibiotic on bacteria. He makes sure to use the same type of antibiotic, the same type of bacteria, and the same type of incubator for each trial.

What other structures of the cytoskeleton would show the same pattern of microtubules as a flagellum

If the alleles for a trait did not segregate during gamete formation, offspring would always show the trait of at least one of the parents

What might happen to the ecosystem if the zebra population were removed?

The release of greenhouse gases from thawing the permafrost is a natural process, although human actions has contributed to the melting of the permafrost. Explain why

Describe how do organisms with a favorable trait increase in proportion compared to those lacking the trait