What is the normal complement of sex chromosomes in a human male?
A) two Y chromosomes and zero X chromosomes
B) two X chromosomes and one Y chromosome
C) one X chromosome and one Y chromosome
D) one Y chromosome and zero X chromosomes
Answer: C
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How many ATP molecules (net yield) are produced per molecule of glucose during glycolysis?
a. 1 b. 2 c. 4 d. 36 e. 38
The choice of whether a particular organism
belongs to the experimental group or the control group should be based on a. age. b. size. c. chance. d. designation by the experimenter. e. sex.
All living things use energy, a property known as ________.
Fill in the blank(s) with the appropriate word(s).
Figure 4.2 represents a (dichotomous/classification/taxonomic) key of the type used to identify a microbe.
Fill in the blank(s) with the appropriate word(s).