B. Dennis. He should have asked the doctor to give her a shot, and not just done it.
<span />
Answer:
Human behavior is a result of nature and nurture together
.
Explanation:
The sex of an individual is determined by the sex chromosomes whether the individual has XX or XY chromosomes. The female has XX chromosomes and male has XY chromosomes.
The human behavior and its morphological characteristics are influenced both by the genetics as well as by the environmental factors. The accident changes the sex of a twin because the environmental factors show they effect along wit the nature of the twins.
Thus, the correct answer is option (C).
Pushups would be the best option.
Sit-ups often require someone to hold the base of the legs stable.
Lifting weights often requires a spotter.
<span>Dancing usually requires a teacher or a mentor.</span>
Answer:A.Hepatitis
Explanation:Hepatitis virus can stay alive in dried blood for up to 7 days and can be infectious to someone who get exposed to it .
Answer:
The answer is B. It increases oxygen flow to the muscles
