Mutation in the genes is the reason why not everyone looks the same. My best bet is the answer is “Random mutations in genes”
Answer: too much elk, to less plants
Explanation: if there's to much elk, the'll eat up all the grass...which leaves other plant eaters in the area to go hungry, and if other plant eaters die, the animals who eats them will also go hungry and die.
The above statement is false.
A complete protein is a source of protein that contains an adequate proportion of all nine essential amino acids necessary for the dietary needs of humans.
For example, meat, seafood, eggs and dairy are all complete proteins, while plant foods like beans, whole-grains and brown rice are incomplete proteins.