Nicotine and morphine are classified as

a. alkaloids.
b. cyanogens.
c. plant pigments.
d. terpenoids


A

Biology & Microbiology

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An important feature of many wounds that may lead to more serious problems is that they are

A. well aerated. B. well fed. C. sterile. D. relatively anaerobic.

Biology & Microbiology

Rhizobium

A. fix nitrogen inside nodules on the roots of legumes. B. resemble fungi. C. produce antibiotics. D. produce a gall in plants.

Biology & Microbiology

During meiosis II,

a. cytokinesis results in the formation of a total of two cells. b. sister chromatids of each chromosome are separated from each other. c. homologous chromosomes pair up. d. homologous chromosomes separate. e. sister chromatids exchange parts.

Biology & Microbiology

Which of the following proteins is observed exclusively in association with prokaryotic DNA replication?

A) DNA polymerase I B) primase C) helicase D) single-strand binding proteins E) telomerase

Biology & Microbiology