Select the best answer for the question. 3. All of the following about the spinal nerves are true except which one?
O A. The spinal nerves supply sensory areas of the body.
O B. The spinal nerves enter and exit the brain stem.
O C. The spinal nerves deliver signals to muscle cells in the body.
O D. The spinal nerves enter and exit the spinal cord.

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Which statement is a physical property? becomes moldy quicklyeasy to digestconducts electricity poorlydoes not burn