What determines whether blood is bright red or a dull brick-red?

What bio molecule stores carbonhydrates in plants?

Explain what happens when two light waves traveling from the same direction of displacement meet

Which of the following fungi are characterized by their thick-walled zygospores? A. Threadlike B. Sac C. Lichen D. Club

Snails and insects belong to which group of organisms?

What are renewable sources of energy better than nonrenewable sources? A. because we will not run out of them B. Because they are fossil fuels C. Because they are more expensive D. Because they release greenhouse gas

The human digestive system is a group of organs that break down food, absorb blank

Rattlesnake fern, or Botrychium virginianum, is a species of fern, a seedless plant, that is found all across North America. Which structure is involved in the reproduction of this plant? spores pollen cones fruit

Which of the following is NOT true of viruses? A. They usually infect specific types of cells. B. They're nonliving particles. C. They reproduce on their own without hosts. D. They're able to crystallize.

Which feature of property of water allows plants to draw liquid water up from their roots

What are the disadvantages of a clumped dispersion?