Pouches in the gut wall developed into ____ in
fishes that are ancestral to land vertebrates.
a. heart chambers
b. the notochord
c. lobes of the liver
d. lungs
e. vocal cords
D
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Photoautotrophs use light energy directly for
A. the reduction of carbon dioxide to glucose. B. the production of ATP and NADPH. C. both the production of ATP and NADPH and the reduction of carbon dioxide to glucose. D. neither the production of ATP and NADPH nor the reduction of carbon dioxide to glucose.
A _______ is a combination of a plasmid vector and phage ?
A. contig B. artificial chromosome C. cosmid D. positional clone E. transposable element
The white cliffs of Dover, England are composed of the fossilized remains of:
1.diatoms
2.foraminifera
3.euglenoids
4.radiolarians
Achondroplasia
a. is inherited as an autosomal recessive condition. b. affects about one in one million people. c. affects only homozygotes. d. is characterized by abnormally short arms and legs. e. is all of these.