C.) is thee bestest answer ^.^
Answer:
Almost 99% of the mass of the human body is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five elements: potassium, sulfur, sodium, chlorine, and magnesium. All 11 are necessary for life.
Explanation:
hope this helps
Explanation:
<h2>1.tubberculosis </h2>
prevention: by vaccination
signs and symptoms :fever, chills losing of eating appetite
<h2>2.Hiv and aids</h2>
prevention : abstinence , avoid deep kissing
signs fever, loss of weight
Answer:
A genetic disorder, in which the lungs and the digestive system get clogged with mucus.
Cystic fibrosis is caused by a change (mutation) in the gene
or inherited
Explanation:
