Why do the substances in the density column look and behave as they do?

Explain the significance of the increased cell specialization of the volvocine line

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?