Yes, humans are a keystone species by virtue of their technology<span> as well as the manner in which they influence their natural habitat. If humans were to become extinct, pets, </span>livestocks<span>, and crop plants would also follow. On the other hand, the species that would likely grow in number would be mountain </span>gorillas, whales and weeds. <span> </span>
The correct answer is Bolas spider. Bolas spiders usually spins a lasso to catch their preys. Instead of secreting the normal web which other spiders secrete, it secrete a stick capture net called bolas.
The answer is A. The mutation of the gene was a beneficial
one. It happened in a few individuals
and increased their survival rate. The mutation
was also inheritable hence was passed down generations. The new gene probably altered a protein involved in
metabolism. There are two other types of mutations;
deleterious and neutral.
An explosion from the outside the nebula caused a solar nebula to initially begin to form a solar system
Answer:
B.sand
Explanation:
Sand can not be a common polluatant because it is NATURALLY found in and near water, while all other answer choices are man made pollutants!