When calcium blood levels fall, a gland in the body releases a special hormone. this is a positive feedback loop, which means a- calcium levels are increased b- calcium levels are decreased c- calcium levels remain the same

Select the correct answer. a chestnut-colored horse mates with a white-colored horse to produce a brown and white spotted offspring. what is the type of inheritance pattern?

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity