Why are phytoplankton so important to the cycling of oxygen? Phytoplankton absorb more oxygen than they release.

Phytoplankton store oxygen in their bodies.

Phytoplankton are key to keeping oxygen and carbon dioxide levels balanced.

Phytoplankton convert oxygen into carbon dioxide.

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

If your blood becomes too concentrated with iona, what will happen to the red blood cells