In eukaryotes, genes involved in transcription and translation are derived from

A. ancient bacteria.
B. primitive RNA.
C. archeal ancestors.
D. clay templates.
E. primitive RNA and clay interactions.


C. archeal ancestors.

Biology & Microbiology

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Which of the following types of cell signaling generally occurs between cells that are distant from each other?

A. juxtacrine B. paracrine C. autocrine D. endocrine E. All of these choices are correct.

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________-driven promoters are comprised of an Inr sequence and a TATA box with or without an associated BRE.

Fill in the blank(s) with the appropriate word(s).

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Which of the following yeasts is not pathogenic to humans?

A. Saccharomyces B. Cryptococcus C. Candida D. Saccharomyces and Cryptococcus

Biology & Microbiology

Many jellyfish rely on currents for movement because they are not strong swimmers, making them ________

a. nekton b. mesoglea c. pelagic d. plankton

Biology & Microbiology