Which one of the following is a vestigial structure?

A. liver

B. heart

C. right leg

D. appendix

Sensory nerves are fibers that? a. send signals toward the central nervous systemb. sent signals toward the peripheral nervous systemc. send signals to ward and receive signals from the peripheral nervous systemd.

A virus can reproduce only when it enter a living cell true or false

Why dna/protein is an evidence for evolution

When the base of a glacier melts and refreeze it will likely pick up some rocks this process is called? A. outwashing B. plucking C. oxidation D. abrasion

How would retaining extra cytoplasm enhance survival of a developing oocyte?

Which area in the united states has the highest average number of thunderstorms per hour?

How many chromosomes will each new cell have

List the examples of non-renewable resources

Write the converse of the conditional statement. If a polygon is regular, then it has congruent angles and congruent sides. If a polygon has congruent angles and congruent sides, then it is regular.

Splitting cells involves creating a single by combining two or more