Answer:
Sizable numbers of adolescents are sexually active. ... Their immature reproductive and immune systems make adolescents more vulnerable to infection by various STD agents.
Explanation:
Smooth endoplasmic reticulum
Patients suffering from cholera are given a saline drip because Na+ ions help in the retention of water in the body tissues.
<span>Where Na + is a chemical element sodium, a plus is a cation.
</span>
