An athlete's arousal level refers to
D. the "mind-set" of the athlete in reference to competition and intensity of the exercise or sport.
HIV crossed from chimps to humans in the 1920's in what is now the Democratic Republic of Congo. This was probably as a result of chimps carrying the Simian Immunodeficiency Virus (SIV), a virus closely related to HIV, being hunted and eaten by people living in the area.
<span>Body Temperature Regulation
</span><span>Disease Protection and Healing
</span>Carbon dioxide and oxygen transportation
<span>Nutrient and Waste Product Transport
</span><span>Hormone Delivery
</span>
Answer:
B and D
Explanation:
positive peer pressure means that the people around you may or may not have forced you to act positively
Pretty sure it's C. tighten and contract
