Enzyme used in the synthesis of mRNA

A) DNA ligase
B) DNA polymerase
C) RNA polymerase
D) Restriction enzyme
E) Reverse transcriptase


Ans: C) RNA polymerase

Biology & Microbiology

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Mobile genetic elements that encode proteins that contribute to or confer virulence are known as contiguous sequences.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Two-dimensional gel electrophoresis separates

A) DNA fragments based on nucleotide sequence and fragment length. B) proteins based on affinity for the gel matrix and size of each protein. C) genomes based on size and structure (linear or circular) of each genome. D) RNA based on the charge and size of each RNA molecule. E) proteins based on the charge and size of each protein.

Biology & Microbiology

Protein kinase C (PKC) activity is involved in each of the following except

A) ion channel regulation. B) cytoskeleton changes. C) increase in cellular pH. D) secretion of proteins and other substances. E) PKC is involved in all of the above.

Biology & Microbiology

Multiple mutations that are found to be present in a single gene are said to belong to the same ________ group

A) transfer B) phenotypic C) expression D) allelic E) complementation

Biology & Microbiology