Nucleolus , chromatin are the structures seen in the
a. cytoplasm
b. chloroplast
c. nucleus
Ans: c. nucleus
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Initiation of transcription differs from initiation of DNA replication in several ways. One difference is that initiation of transcription does not require
A. a promoter. B. enzymes. C. a primer. D. a DNA template strand.
Which of the following statements accurately reflects the process of glycolysis?
A. Glycolysis uses molecular oxygen; however, it occurs in anaerobic environments. B. Glycolysis uses no molecular oxygen; however, it can occur in aerobic environments. C. Glycolysis uses no molecular oxygen and occurs in the mitochondria. D. Glycolysis uses molecular oxygen and occurs in aerobic environments.
Which came first, the chicken or the egg?
a. The egg, because the chicken had to cross the road to sit on it. b. The egg, because the amniotic egg evolved well before the first bird. c. The chicken, because during speciation the adult stage always precedes the juvenile stage. d. The chicken, because the amniotic egg did not evolve until after the first chicken appeared. e. The egg, because the chicken is not a real species.
H type of bone tissue forms the superficial layer of all bones?
Compact Spongy Red bone marrow Yellow bone marrow