Water held behind a dam would best reflect ________.

A. potential energy
B. kinetic energy
C. chemical energy
D. heat energy
E. mechanical energy


A. potential energy

Biology & Microbiology

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The earth's earliest atmosphere was likely

composed mostly of gaseous a. hydrogen. b. nitrogen. c. water vapor. d. carbon dioxide. e. mixtures of these

Biology & Microbiology

Penicillin is an antibiotic that inhibits enzymes from catalyzing the synthesis of peptidoglycan, so which prokaryotes should be most vulnerable to inhibition by penicillin?

a) gram-positive bacteria b) archaea c) mycoplasmas d) gram-negative bacteria e) endospore-bearing bacteria

Biology & Microbiology

Spawning is when fish release their

A) sperm and eggs B) gametes C) excretions D) waste matter

Biology & Microbiology

The principle of progression states that:

What will be an ideal response?

Biology & Microbiology