In older stems and roots, a complex dermal tissue called ____ replaces the epidermis

a. endoderm
b. periderm
c. mesophyll
d. cortex
e. lignin


ANSWER: b

Biology & Microbiology

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In prokaryotes, the 30S pre-rRNA transcript is cleaved into:

A. two rRNAs. B. three RNAs. C. two rRNAs and tRNA. D. three RNAs and tRNA. E. multiple copies of three specific RNAs plus tRNA.

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Monoclonal antibodies used in many commercial applications are derived from ____

a. mice b. viruses c. genetically modified bacteria d. human volunteers e. horses

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Why do lacOC mutants express in cis-dominant and not in transdominant fashion?

What will be an ideal response?

Biology & Microbiology

An RNA primer is synthesized by RNA primase

__________________ Indicate whether the statement is true or false.

Biology & Microbiology