The protein(s) that facilitate the unfolding of chromatin fibers ahead of the replication fork is (are)
A) helicase.
B) scaffold proteins.
C) chromatin remodeling proteins.
D) replisomal proteins.
E) helicase and scaffold proteins.
Answer: C
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What RNAs do each eukaryotic RNA polymerase produce?
A. RNA pol I - mRNARNA pol II - tRNA and 5s rRNARNA pol III - rRNA B. RNA pol I - rRNARNA pol II - tRNA and 5s rRNARNA pol III - mRNA C. RNA pol I - mRNA RNA pol II - rRNA RNA pol III - tRNA and 5s rRNA D. RNA pol I - tRNA and 5s rRNA RNA pol II - mRNA RNA pol III - rRNA
The breakdown of larger molecules into smaller ones
What will be an ideal response?
Phosphate is introduced to ecosystems via:a
fertilizers. b. laundry detergents. c. dish detergents. d. all of these. e. none of these.
Arabinose sugar is used by ara+ bacteria but cannot be used by ara– mutants. When both ara3 and ara5 mutants are introduced into the same recipient via a vector, and the recipients still cannot use arabinose, what can you conclude?
What will be an ideal response?