Which of the following describes Chlamydomonas?

unicellular

autotrophic

sexual reproducers

all of the above

How do insulin and glucagon affect the level of blood glucose?

Do bigger organisms have bigger cells?

Two heterozygous purple-stemmed plants are grown. Each parent has the genotype ANL/anl. Pollen from one of the plants is used to pollinate the other, and the resulting seeds are harvested.

The ocean is called the carbon sink because there is mass amounts of carbon all the way at the bottom. How did the carbon get there?

Which is the term that describes when the fossil record shows that two groups of organisms are related?

What type of messages do neurons deliver to one another

What kind of cell has a large, central, vacuole

What does it mean if a plant responds to touch

In Drosophila melanogaster, the recessive allele for the sepia locus (se) causes flies to have very dark colored eyes. The recessive allele at the apterous (ap) locus causes the fly to lack wings.

A mature red blood cell has no nucleus. As a result, it cannot?