Which of the following substances must enter the cell through the cell membrane for the cell to live A. Urea
B. Carbon monoxide
C. Nutrients
D. Carbon dioxide

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease

About __ of the mass of the cell is water