Which chemical may be recycled from ammonia in the soil and then converted to organic proteins in plants?

A) nitrogen
B) glucose
C) water
D) ATP


A

Biology & Microbiology

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Which of the following scientist-discoveries is mismatched?

A. Watson, Crick, Wilkins, and Franklin-DNA structure B. Avery, MacLeod, and McCarty-DNA is the genetic material C. Meselson and Stahl-mechanism of DNA replication D. Griffith-chromosomes E. Hershey and Chase-DNA is the genetic material of bacteriophage

Biology & Microbiology

Action potential propagation is the fastest in ____

a. a myelinated axon with a small diameter b. an unmyelinated axon with a small diameter c. a myelinated axon with a large diameter d. an unmyelinated axon with a large diameter e. all myelinated axons regardless of diameter

Biology & Microbiology

The moss sporophyte is not ____, so it depends on the gametophyte for nourishment even when mature

a. photosynthetic b. vascular c. rooted d. leafy e. biologically active

Biology & Microbiology

Muscle contraction is an example of which of the following types of work?

A) heat B) mechanical C) bioluminescent D) electrical E) concentration

Biology & Microbiology