During G2, a cell produces ________
a. daughter cells
b. the bipolar spindle
c. proteins that drive mitosis
d. newly synthesized DNA
c
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Which of the following is a dihybrid cross?
a. RrMM ? Rrmm b. RRMM ? rrmm c. RrMm ? RrMm d. rrMM ? RRmm e. RrMm ? rrmm
What is the correct sequence of events in the lytic cycle of a bacteriophage infection?
A. Attachement, Viral DNA penetration into host cell, Integration of viral DNA into host cell DNA, Biosynthesis, Maturation, Release B. Endocytosis of virion, Uncoating, Maturation, and Release C. Attachment, Fusion of envelope and host cell membrane, Biosynthesis, Maturation, and Release D. Attachement, Viral DNA penetration, Biosynthesis, Maturation and Release
How would two unrelated individuals with the same color skin compare?
A) They would have similar alleles for melanin production. B) They would have similar alleles for repetitive DNA segments. C) They would have similar alleles for nose shape. D) They would be no more likely to have similar alleles for any gene than any two random individuals.
Which of the following is a significant function of the nose?
A) gas exchange B) equilibrium C) conditioning of inhaled air D) carbonic anhydrase activity