The "vital centers" (cardiac, respiratory, vasomotor centers) are located in the: select one:
a. pons
b. midbrain
c. thalamus
d. medulla oblongata

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

The hematodinium parasite becomes less of a problem for the blue crab when the crab is very young. fishing is thriving in the region. the crab moves to less salty water. a significant percentage of the population is impacted.

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