Carbon dioxide is produced by the human body through?
a. excretion
b. respiration
c. photosynthesis
d. sweating

How can scientists use the fossil record to find evidence of relationships between different species?

Which of the following best describes gluconeogenesis? -creation of glycogen from glucose-breakdown of glycogen into glucose-conversion of glucose to fat-synthesis of glucose from noncarbohydrate sources

What did you notice about the onion root tip cells that you saw at 40x power?