Test Bank for Biology: How Life Works, 3rd Edition by James Morris
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Course
Biology and systems
Institution
Biology And Systems
Test Bank for Biology: How Life Works 3e 3rd Edition by James Morris; Daniel Hartl; Andrew Knoll; Robert Lue
ISBN-13: 6918
Full Chapters test bank included
1. Life: Chemical, Cellular and Evolutionary Foundations
Case 1. The First Cell: Information, Homeostasis, and Energy
2. The Mol...
Indicate the answer choice that best completes the statement or answers the question.
1. Variation among individuals in a species is usually caused by:
a. both environmental and genetic variation.
b. environmental, genetic, and infectious variation.
c. environmental variation only.
d. genetic variation only.
e. infectious variation only.
2. Consider the phylogenetic tree. The phylogenetic tree shown represents a phylogeny of different species of
butterflies. What is represented by the circled area on the phylogeny?
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end of chapter
Full Chapters included
a. the most recent speciation event
b. the appearance of a new mutation
c. the appearance of a new genetic variant
d. a common ancestor
e. a species that must be extinct
3. Interactions between organisms lead to the evolution of particular traits in populations of those organisms over
time.
a. true
b. false
4. The effect of increasing human populations can be seen in many different ways. Which of the choices
describe(s) how human actions have caused evolutionary changes in different organisms? Indicate whether
each of the human actions caused evolutionary changes in the organism described.
Worldwide, more forests have been declining due to human interest in acquiring lumber for construction.
a. Human behavior caused this evolutionary change to occur.
b. Human behavior did not cause this evolutionary change.
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