Which of the following anemias is associated with a vitamin B12 deficiency?
a. aplastic
b. pernicious anemia
c. hemolytic anemia
d. leukemia
e. iron-deficiency anemia
B
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James Watson, Francis Crick, Rosalind Franklin, and Maurice Wilkins are recognized for their contributions to the
discovery of the ____.
a. presence of nuclein (DNA) in white blood cells b. role of DNA in cells c. chemical components of DNA d. three-dimensional structure of DNA e. location of DNA in cells
How do large kelps transport sugars from the terminal ends of the thallus to the bottom? Is this characteristic of other algae?
What will be an ideal response?
Asexual reproduction is indicated by letter
a. A. b. B. c. C. d. D. e. E.
When does the fetus achieve about 15 percent of its birth weight and start kicking?
A) at the start of organogenesis B) in the third trimester C) in the first trimester D) in the second trimester E) at the end of embryonic phase