Which phase comes immediately after gastrulation?
a. fertilization
b. organ formation
c. cleavage
d. gamete formation
e. tissue specialization
ANSWER: b
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In a given mapping experiment, you expect that incidence of double crossovers is 3.5%, but you only observe 2.5%. This can be explained by ________________
A. Interference B. Linkage C. Coincidence D. Segregation
Which nucleotide is added to the end of a completed messenger RNA transcript?
a. adenine b. thymine c. cytosine d. guanine e. alternating adenine and thymine
In eukaryotes there are several different types of RNA polymerase. Which type is involved in transcription of mRNA for a globin protein?
A) RNA polymerase I B) RNA polymerase II C) RNA polymerase III D) primase
Why are two ATP needed to begin glycolysis?
What will be an ideal response?