The heart is the system’s pump and the blood vessels are like the delivery routes and it is a muscle. The pumps are the beat.
The heart is a muscle about the size of a fist and it is the muscle in the body that works the hardest.
The statement that the heart muscle rests only between beats is true.
Answer:
Answer: A. record descriptions as objectively as possible
Explanation: A psychologist whose goal is to describe behavior will record descriptions as objectively as possible. As psychology is science its main aim is to observe and record the behavior that the psychologist is aiming to describe, in an objective way. With the help of case studies, observations and surveys, psychologists can gather data to describe behavior accurately.
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Explanation:
Answer:
Because if they mate with another carrier of the recessive trait, then the offspring is at risk of having the trait.
Explanation:
The alveoli is where the oxygen moves out of the lungs and into the blood. At the same time carbon dioxide moves out of the blood and into the lungs to be exhaled.