The force of a muscle contraction is NOT affected by . the amount of ATP stored in the muscle cells the frequency of the stimulation the degree of muscle stretch the number of muscle fibers stimulated the size of the muscle fibers stimulated

Structures in cells that carry out specific functions.

What did hunter gathers do to alter the environment?

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