The metabolic feature that defines Thaumarchaeota is ________ ________.

What will be an ideal response?


ammonia fixation
ammonia-fixation
nitrification
ammonia oxidation

Biology & Microbiology

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Which of the following pertains to Borrelia burgdorferi?

A. Coccus B. Bacillus C. Spirochete D. Filament

Biology & Microbiology

The two factors that contribute to water uptake by the plant are ________ and ________

a. transpiration / photosynthesis b. positive pressure / tension c. active transport / transpiration d. respiration / translocation

Biology & Microbiology

Most animal lineages evolved during the ___

period.

a. Cretaceous b. Devonian c. Ordovician d. Silurian e. Cambrian

Biology & Microbiology

What is the first step in the production of a siRNA?

A. infection with a virus B. cleavage to form a short double-stranded RNA C. design of an experimental treatment D. transcription from a nuclear gene E. export of the pre-miRNA from the nucleus

Biology & Microbiology