Tumors of the central nervous system arise from?

a. neuroglia cells

b. neurons

c. fibroblasts

d. dermal cells

Which of the following shows the correct order of hierarchy from largest to smallest? A. Biosphere, biome, population, community, ecosystem, species B. Biosphere, biome, ecosystem, population, community, species C.

List the plant and animal characteristics of euglena

In the genetics lab, you crossed your favorite corn (rr red) to an unknown type of corn. you counted kernel colors and found both red and yellow kernels. what phenotype was the unknown corn plant? (hint: draw out a punnet square)

What can you learn from observing and comparing the physical traits of different birds?

A feature that may be found in viruses but never in bacteria is

Why do people in movies die from a single stab wound?

Which class of vertebrates is easily distinguishable by the presence of sweat glands, including specialized glands that produce milk? A) Amphibia B) Aves C) Mammalia D) Reptilia

Difference between epidermis and cork

What would a mixture of water and living cells be called?

Separation of the alleles of a single gene into different gametes is called