Answer:
Population ecologists commonly divide the factors that affect the size of populations into density-dependent and density-independent factors. Density-independent factors, such as weather and climate, exert their influences on population size regardless of the population's density.
Explanation:
The answer would be a. 1 calorie
Atom. Molecules are chemically bonded atoms, thus atoms are smaller than molecules.
Opposing muscle groups are muscles that work together to perform an action, or just to move your body. They're also often referred to as antagonistic pairs. When carrying out a movement, one muscle contracts and the other lengthens to allow it all to happen
