Most of the earth's surface is covered with A) land. B) polar ice. C) salt water D) fresh water.

During what processes of the water cycle does a liquid turn into gas

what happens when a cell is specialized? A. It releases all of its cytoplasm B. It becomes an anaerobe C. It can perform specific functions D. It becomes a prokaryote

Which population is subject to genetic drift?

Which objects in space formed from the huge disk of ice and debris beyond the outer planets? Select two options. Pluto comets Neptune a solar nebula planetesimals

Give example of different ways in which observation are used in scientific inquiry

Friction between a skateboard wheel and the surface produces?

What are two functions of the cell membrane

Why can eukaryotes carry out more specialized functions than prokaryotes can? A) eukaryotes have more organelles B) Prokaryotes have more organelles C) eukaryotes are bigger D) prokaryotes are bigger

How might mendel's conclusions have differed if he had studied two traits determined by alleles carried on the same chromosome?

A healthy immune system depends on an adequate supply of proteins that bind to and neutralize harmful invaders. what are these proteins known as?