MCAT Exam Questions and
Answers 100% Correct
Products of the Pentose Phosphate Pathway - ANSWER - NADPH, ribose- 5 -
phosphate , Glycolytic intermediates
reaction of G-6-phosphate to ribulose-5- phosphate is.. - ANSWER - oxidation of G6P
where is the pentose phosphate pathway likely to happen - ANSWER - adipose
tissue
Southern Blot - ANSWER - used to analyze extracted DNA for a potential DNA
segment
Strong lewis acid - ANSWER - electron poor- fostered by being bonded to electron
withdrawing groups
strong lewis base - ANSWER - electron rich - surrounded by electron donating groups
parathyroid hormone - ANSWER - PTH- secreted by four small parathyroid glands
located posterior to the thyroid and functions to increase serum calcium levels
Which conditions would negatively regulate PFK activity - ANSWER - high citric acid
levels (krebs)
Reduced ATP levels could result in high intracellular calcium and persistent
contraction
Calcium binds to calmodulin and allows actin and myosin to interact
The shorter the sarcomere length, the stronger the contraction - ANSWER - Only
reduced ATP levels
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