What mediates the reduction of carbohydrates during the Calvin cycle?

A. water

B. enzymes

C. electrons

D. none of the above

What are the main kinds of blood vessels and what functions do they perform?

Which cellular structure is primarily responsible for water and solute storage but sometimes also stores cellular waste products?

After narrowly dodging a car accident, your sympathetic nervous system was activated. If you measured your vital signs at this time, which of the following would you observe?

Describe the differences between cell division in an animal cell and cell division in a plant cell

How old is the earth in years

Describe the differences between a chromosome and a DNA molecule.

What role does oxygen play in a plants life?

Which measures the mass of an object? A) a spring scale (in N) B) a height scale (in feet) C) a graduated cylinder (in mL) D) a triple beam balance (in grams)

In his study of pea plants, Gregor Mendel used which method to produce offspring? O cross-pollination, by using parents that had identical traits O cross-pollination, by using parents that had different traits O self-pollination, by using one parent

Science and environment and Basic needs of living things B: Uncertain about the best way to keep his new lizard alive, Jerome places a heat lamp at one end of the long lizard cage.