When your cells use fat for energy, the fatty acids are broken up into molecules of acetyl CoA. Predict how many ATP can be made from one molecule of acetyl CoA if oxygen is present. Show your work.

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

What best describes the dropping height of a ball that bounces back up to a height of 45 cm

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?