Chapter 1 Biology and the Tree of Life
1) Which of the following statements about cells is true? A cell is _____.
A) only found in multiples of two, because single cells cannot exist independently
B) always between 200 and 500 micrometers in diameter
C) characteristic of eukaryotic but not prokaryotic organisms
D) characteristic of both prokaryotic and eukaryotic organisms
Answer: D
Reference: Section 1.4
Bloom's Taxonomy: Level 1 Knowledge
2) How does a scientific theory differ from a scientific hypothesis?
A) Theories are proposed to test scientific hypotheses.
B) A theory is an explanation for a very general phenomenon or observation; hypotheses treat more specific observations.
C) …show more content…
If antibiotic use were stopped, what would you predict would happen to these S. aureus populations?
A) They will go extinct without the antibiotic.
B) The populations will begin colonizing new environments.
C) The frequency of nonresistant forms will increase in these populations.
D) The frequency of resistant forms will definitely increase in these populations.
Answer: C
Reference: Section 1.5
Bloom's Taxonomy: Level 3 Application
9) The phylogenetic tree below _____. A) depicts the three major domains of …show more content…
A) This molecule is found in every species.
B) It is passed on through evolutionary history with only minor modifications.
C) It is a necessary part of the cellular machinery for reproduction and other purposes.
D) It mutates very frequently.
Answer: D
Reference: Section 1.3
Bloom's Taxonomy: Level 5 Synthesis
17) If you find a mouse in your basement, it is likely Mus musculus. Peromyscus leucopus is also common. Or, you may get lucky and find a relatively rare Peromyscus maniculatus instead. Out of these three species, which two are the most closely related (from an evolutionary standpoint)?
A) the two most common: M. musculus and P. leucopus
B) the two species in the Peromyscus genus
C) the two with the species name that starts with "m" because species that start with the same first letter are closely related
D) There is no way to tell with the information provided in this question.
Answer: B
Reference: Section 1.4
Bloom's Taxonomy: Level 3 Application
18) Why did the five-kingdom system of classification fall out of