If two atoms belong to the same element, which of the following must be true

a. They have the same number of ions.
b. They have the same number of neutrons.
c. They have the same number of electrons.
d. They have the same number of protons.


They have the same number of protons.

Biology & Microbiology

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Fructose and glucose are

a. isotopes. b. monosaccharides. c. disaccharides. d. six-carbon sugars. e. monosaccharides and six-carbon sugars.

Biology & Microbiology

Bacterial fermentation of sugars usually results in ___________ end products whereas breakdown of proteins and amino acids results in the formation of __________ end products.

a - acidic........alkaline b - acidic......alcoholic c - alkaline........acidic d - alkaline.......sulfide d - alcohol........acidic

Biology & Microbiology

Where on a graph can you find the information that the graph pertains to?

A. The y-axis only. B. The x-axis only. C. The dot points that are connected by the lines of the graph. D. The x-axis and y-axis. E. The top of each bar in a bar graph.

Biology & Microbiology

The two major cell types are:

a. archaea and bacteria. b. archaea and prokaryotes. c. prokaryotes and eukaryotes. d. eukaryotes and archaea. e. eukaryotes and bacteria.

Biology & Microbiology