Assuming the carbon cycle is a closed system, which of the following statements is true?
a. mass and energy are conserved in the carbon cycle.

b. as population sizes increase, more carbon is produced.

c. when all the fossil fuels are used up, there will be no more carbon.

d. the sun absorbs energy from the carbon cycle.

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