Which subatomic particle contains the neutral charge?

a. Electron
b. Proton
c. Both the proton and neutron
d. Neutron
e. Both the neutron and electron


d

Biology & Microbiology

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Which of the following is/are major themes in the field of biology?

A. The interconnections within and between levels of biological organization B. The relationship between structure and function C. The flow of information from DNA to proteins D. All of the above are major themes in the field of biology

Biology & Microbiology

The first tetrapods evolved ____

a. on land b. after the amphibians c. in water d. after the first amniotes e. from the ray-finned fishes

Biology & Microbiology

Viral classification has changed over the years and while they are given genus names, the use of species names has not been widely accepted. This is because

A. viruses change over time making species characteristics difficult to stabilize. B. viruses are not organisms. C. viruses that could be classified into a single species may have many, but not all, properties in common. D. All of the above are arguments against using species designations for viruses.

Biology & Microbiology

The MIC is the _____ of a drug that is required to inhibit growth of a microbe.

A) standard dose B) largest concentration C) smallest concentration D) lowest dilution

Biology & Microbiology