Referring to the above diagram, which letter
represents the beginning of chemical
digestion?
a. A
b. E
c. D
d. H
e. I
A
Biology & Microbiology
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Which of the following is NOT one of the lobes of the cerebral cortex?
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Could two phenotypically normal parents have a child with cystic fibrosis?
a. Yes b. No
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Which cardiovascular structures in the fetus shunt blood away from the fetal lungs?
A) foramen ovale and ductus arteriosus B) foramen magnum and ductus venosus C) foramen ovale and ductus venosus D) umbilical artery and umbilical vein E) umbilical artery and ductus venosus
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Identify a sequence that is most likely to be recognized by a restriction enzyme.
A. TCATCA B. CGATGC C. CCCTTT D. TGGCCA
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