Sister chromatids detach from one another and become visibly separate chromosomes during _____
a. anaphase
b. metaphase
c. interphase
d. prophase
e. telophase
ANSWER: a
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Let R = red pigment and r = no pigment. In carnations, RR offspring make a lot of red pigment, rr offspring make no pigment and Rr offspring make a small amount of red pigment, thus appearing pink. Pink carnations are therefore an example of
A. codominance. B. incomplete dominance. C. epistasis. D. pleiotropy.
Why are microbial doubling times in nature typically longer than those obtained in the laboratory?
What will be an ideal response?
Which factors are needed to recognize the stop codon and disassemble the translation machinery?
A. elongation factors B. release factors C. transcription factors D. inititaion factors E. mRNA factors
These lipids have a hydrophobic part and a hydrophilic part
A) carotenoids B) phospholipids C) triglycerides D) steroids