The human embryo possesses __________ by the
end of week four.
a. pharyngeal arches
b. a notochord
c. a forming neural tube
d. somites
e. all of these
Answer: e
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When you miss a class and copy a fellow
student’s class notes, it is analogous to
a. mutation of a gene. b. translation of mRNA. c. transcription of DNA. d. protein modification. e. replication of DNA
The 3 types of horizontal gene flow that occur in bacteria are __________, __________, and
__________. Fill in the blank(s) with the appropriate word(s).
Tunde is abnormally slender. Which of the following conditions is she more likely to have compared to an obese person, given the information in this chapter?
A) heart disease and stroke B) cancers C) heartburn and indigestion D) hypothermia and injury due to trauma
Wow! That medicine really tasted bitter! In which lobe of the cerebrum did you consciously think about that?
A) parietal B) occipital C) temporal D) frontal