★ DNA and Protein Structure Quiz
. What role do histones play in the structure of chromosomes?
A. Histones are enzymes that replicate DNA.
B. Histones provide structural support to DNA, helping it to coil into chromosomes.
C. Histones are involved in energy production.
D. Histones break down proteins.
Select your answer:
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Gastroenterology Nursing › ViewWhat is a common treatment for acid reflux?
A. Antacid
B. Gallstones
C. Laxative
D. Biopsy
Cardiac & Diseases of Blood Flow › View
When the kidneys don’t receive enough blood flow they:
A. Release angiotensin ll which stimulates aldosterone
B. Release angiotensin ll which which activates renin, which stimulates aldosterone
C. Release renin, which activates angiotensin ll which stimulates aldosterone
D. Release renin, which activates aldosterone, which stimulates angiotensin ll