In peas, Mendel found that tall plants and yellow peas are dominant. The phenotype for a pea plant
with the genotype TtYy would be:
a. heterozygous.
b. Ty.
c. short with yellow peas.
d. tall with green peas.
e. tall with yellow peas.
E
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The energy captured by photophosphorylation is used to produce glucose
A) through the Calvin-Benson cycle. B) through the Krebs cycle. C) by cyclic phosphorylation. D) through the pentose-phosphate pathway. E) by beta-oxidation.
Watson and Crick developed a model of DNA in which the two strands twist into the shape of a ________.
A. circle B. helix C. double pleated sheet D. double helix
Which of the events listed below occurs in the light reactions of photosynthesis?
A) NADP is produced. B) NADPH is reduced to NADP+. C) Carbon dioxide is incorporated into PGA. D) ATP is phosphorylated to yield ADP. E) Light is absorbed and funneled to reaction-center chlorophyll a.
Identify the structure indicated by #4:
A. uterus B. cervix C. vagina D. ovary E. fallopian tube or oviduct