During the Pliocene Epoch, which of the following organisms appeared for the first time in the geological record?

A. horses

B. mammoths

C. mastodons

D. modern humans

Which of the following describes an in vivo experiment? A. observations are made in a buffered solution. B. Observations are made in Petri dish. C. Observations are made in a living mouse. D. Observations are made in a test tube.

What makes up a biological community?

How can artificial sweeteners taste like sugar but not actually be sugar? a. artificial sweeteners anesthetize normal tongue receptors so signals of sweetness are sent to the brain instead of what the "sweetener" really tastes like. b.

Wat terms drescribes the way an organism looks are a result of its genes?

If light is removed from this environment the fish will eventually die explain why

Mendel first crossed true-breeding plants to produce a second generation, which were then allowed to self-pollinate to generate the offspring. How do we name these three generations?

In humans, red-green color blindness is inherited as an X-linked recessive. If a color-blind woman marries a man with a normal vision what will be the expected phenotypes of their children with respect to this trait?

How are filter feeders and fluid feeders alike

Is a rodent red blood cell prokaryotic or eukaryotic

Which portion of the cerebral cortex is most closely adjacent to the ears?