What percentage of Earth's crust is made up of non-silicate minerals?

4 percent

20 percent

50 percent

96 percent

Explain why complementary base pairing is necessary to maintain the double helix shape of the dna molecule.

What patterns do you observe in the surface currents on your Surface Currents Results map?

Are etc, glycolosis, and the krebs cycle aerobic

The five major areas of the study of Earth science are A. chemistry, geology, oceanography, optometry, and philosophy. B. astronomy, meteorology, geology, oceanography, and optometry. C. biology, physical science, chemistry, physics, and optometry.

How are the testes and ovaries similar? A. Both produce sex cells. B. Both connect internal reproductive organs to the exterior. C. Both transport sex cells from their site of production. D. Both store mature sex cells.

explain how the elimination of a predator from a ecosystem might result in starvation amongst its prey speies

What organs function using the photereceptors

Suppose you didn't water a plant for two weeks. What do you expect the stomata would do

Which statement correctly relates science and its influence on society?

Sugar is dissolved in water. Which is the solute?