The central nervous system includes

a. the brain, spinal cord and cranial nerves.

b. only the brain.

c. the brain and the spinal cord.

d. the brain, spinal cord, cranial nerves and spinal nerves

Higher animals and plants most likely have

Which of the following best describes the structure of the cell membrane? A. A stiff structure made of complex sugars B. A long chain of amino acids C. A jelly-like substance D. A double layer of phospholipids with proteins

The higher the biodiversity of an ecosystem?

What is tissue rejection, and why does it occur?

Pure water contains only water molecules that interact strongly with each other due to their, which are graphically depicted as δ + and δ-.

Un ejemplo de mitosis en el trabajo es una hoja que: A) se vuelve amarilla. B) Creciendo tomando dióxido de carbono c) Hospedar una oruga

During transpiration, water exits the leaf via the A. mycorrhiza. B. stomata. C. roots. D. tracheids.

How do you call a prokaryote kingdom that typically live in oxygenated environments, and are not as adapted to harsh environments as the other prokaryote kingdom?

Rosa has a vegetable garden. She places earthworms, which are decomposers, in the garden soil. What is Rosa most likely trying to do? A. prevent insects from eating the plants B. create usable food energy for the plants C.

A transposable element (TE), or transposon, is a __ sequence that can change its __ within a genome, sometimes creating or reversing mutations and altering the cell's __.