Explain how vitamins play a role in cellular metabolism
What will be an ideal response?
Vitamins are important coenzymes that help enzymes carry out many cellular functions.
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Veins carry ________.
A. blood high in carbon dioxide B. blood low in oxygen and high in carbon dioxide C. blood high in oxygen D. blood low in oxygen
What molecule is the body’s main energy source?
a. oxygen b. carbon dioxide c. glucose d. fats e. proteins
Describe the breeding program initiated by King Frederick William of Prussia in the early 1700s to supply tall soldiers
to the Potsdam Grenadier Guard. Was it successful? Why or why not?What will be an ideal response?
X-ray crystallography showed that DNA:a
had the bases in the center of the molecule. b. had the sugars and phosphates on the outside of the molecule. c. was a very long molecule. d. was made of 2 strands. e. was a helix.