Answer:
Yes.
Explanation:
All matter has mass. Air is a gas and gas is matter so air <em>does </em>have mass.
Answer:
The answer is B: been reduced three fold and the population is experiencing genetic drift
Explanation:
I took the exam.
Answer:
Choice A)
A
The hydrophobic tails of the phospholipid molecules.
Explanation:
The answer is; B
Quaternary consumers sit at the very top of food chains and have no natural predators. An example is the eagle bird. These animals die naturally and are consumed by decomposers or scavengers. Quaternary consumers are usually few in number in their populations – this can be depicted in the tapering form of an ecosystem’s energy pyramid.
The epithelial tissue is the first line of defense.
The Human Body has 4 Basic Tissues. These are:
1) Connective Tissue - gives shape to organs and holds them in place.
2) Muscle Tissue - produce force and cause motion within the internarl organs
3) Nervous Tissue - main component of the nervous system. It regulates body function and activity
<span>4) Epithelial Tissue - lines the cavities, surfaces of blood vessels and organs though the whole body.</span>
