According to embryology, why do fish and birds have a common ancestor?

If the heart becomes damaged or weakened, how will this affect the body's systems? A. The muscular system will strengthen the heart. B. Only the nervous system will be unable to function. C.

What variable influence the process of fermentation? A. Like aerobic cellular respiration, fermentation produces ATP molecules. B. Fermentation requires less oxygen then aerobic cellular respiration. C.

A group of nursing students are reviewing information about the types of shock. The students demonstrate understanding of the information when they identify which as occurring from a significantly diminished blood volume?

Which enzyme is responsible for proofreading during replication?1. DNA polymerase2. DNA ligase3. DNA glycosylase4. RNA polymerase

The humoral immune response depends on which cells? TC cells B cells B and TH cells TC and TH cells

Generally speaking, how does the age of geologic structures in florida compare with the age of those in colorado?

Which kind of farming is associated with less soil erosion?

For water to enter the ground there must be?

According to endosymbiosis theory, what is the most likely explanation for the origin of the two mitochondrial membranes

What is the biological significance of the elephant graveyard in the movie "The Lion King"?