The statement that energy is never created or destroyed is known as 

A. thermodynamics.
B. kinetic molecular theory.
C. first law of matter and energy.
D. law of conservation of energy.


D. law of conservation of energy.

Biology & Microbiology

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Bacteriophage have a ________ complex structure than animal viruses, because ________

A) more / bacteriophages must be coated by lipopolysaccharide to attach to bacterial cells B) less / the bacteriophage does not have to penetrate the nucleus C) more / the bacteriophage must penetrate the peptidoglycan cell wall D) less / there prokaryotic cells have a simple structure compared to eukaryotic cells

Biology & Microbiology

Organisms sense and respond to changes both inside

and outside the body by way of a. metabolism. b. photosynthesis. c. receptors. d. catabolism. e. anabolism.

Biology & Microbiology

Stereoisomers that are nonsuperimposable mirror images of each other are known as:

A) anomers. B) cis-trans isomers. C) diastereoisomers. D) enantiomers. E) geometric isomers

Biology & Microbiology

The malarial stage infecting red blood cells of humans are the

A. neophytes B. gametocytes C. saprophytes D. merozoites E. sporozoites

Biology & Microbiology