The most basic level of organization is the ____
a. atom
b. molecule
c. compound
d. cell
e. organ
ANSWER: a
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An individual who contains cells that are mutated is called a chimera
Indicate whether the statement is true or false
Which species were probably carnivorous? On which test results did you base this conclusion?
a. species 2 because of the presence of starch and amino acids b. species 3 because of the presence of sugars and proteins c. species 1 because of the complete absence of starch d. species 4 because of the lack of amino acids.
Which of the following best describes a dead cell as a system?
a. It is a closed system that exchanges energy with its surroundings. b. It is an open system that exchanges energy with its surroundings. c. It is an isolated system that does not exchange energy or matter with its surroundings. d. It is a closed system that
_______ is the study of how species interact with their environment.
a) ecology b) conservation biology c) demographics d) phylogeny