Cations are positive so they have less electrons than protons, while anions are negative so they have more electrons.
Answer:
D. pituitary gland
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The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.
The structure that serves as the cell's boundaries from its environment is known as the CELL MEMBRANE. It keeps the bad things from coming in, and releases waste out into the environment.
<span>Answer: cell membrane</span>
Answer: One of the primary functions of carbohydrates is to provide your body with energy.
Explanation:
Answer:
With gravitational potential energy, the farther the object is from the ground, the greater the potential energy would be.