BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: Vicariance
Answer:
The separation of populations of a widespread species by barriers arising from
changes in geology, climate, or habitat is called ______________________
Q: dispersal, vicariance
Answer:
Two historical explanations of geographic distributions include
_________________________ and _____________________________
Q: constant
Answer:
In theoretical models that estimate
rates of change in diversity with exponential growth, the diversification rate is
______________________, resulting in "boundless diversity"
,BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: decreases
Answer:
In theoretical models that estimate
rates of change in diversity with logistic growth, the diversification rate
______________________ as the number of species increases; ecological
boundaries to diversity.
Q: e If a clade of organisms approaches the diversity equilibrium, K, which of the
following might occur?
Answer:
Q: A.Diversification will approach zero.
Answer:
B. The number of taxa will stabilize.
C. Speciation rate will decline.
D. Extinction rate will increase.
E. Any of these could occur near diversity
,BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: equilibrium.
Answer:
Q: true True or false?
Answer:
Rates of background extinctions have declined over geological time.
Q: 18-35
Answer:
Current estimates state that ________________% of Earth's species will be
committed to extinction within the next 50 years.
Q: ok
Answer:
begin module 6
, BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: Kin selection
Answer:
_________________________ (inclusive fitness) is an example of gene level
selection
Q: selfish
Answer:
Plasmids, endogenous viruses, and transposable elements are examples of
__________________________ genes
Q: segregation distortion
Answer:
When an allele manipulates the meiotic process in such a way as to
favor its transmission over other alleles, it is called ____________________
_______________________ or meiotic drive
2026 Update
Q: Vicariance
Answer:
The separation of populations of a widespread species by barriers arising from
changes in geology, climate, or habitat is called ______________________
Q: dispersal, vicariance
Answer:
Two historical explanations of geographic distributions include
_________________________ and _____________________________
Q: constant
Answer:
In theoretical models that estimate
rates of change in diversity with exponential growth, the diversification rate is
______________________, resulting in "boundless diversity"
,BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: decreases
Answer:
In theoretical models that estimate
rates of change in diversity with logistic growth, the diversification rate
______________________ as the number of species increases; ecological
boundaries to diversity.
Q: e If a clade of organisms approaches the diversity equilibrium, K, which of the
following might occur?
Answer:
Q: A.Diversification will approach zero.
Answer:
B. The number of taxa will stabilize.
C. Speciation rate will decline.
D. Extinction rate will increase.
E. Any of these could occur near diversity
,BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: equilibrium.
Answer:
Q: true True or false?
Answer:
Rates of background extinctions have declined over geological time.
Q: 18-35
Answer:
Current estimates state that ________________% of Earth's species will be
committed to extinction within the next 50 years.
Q: ok
Answer:
begin module 6
, BIO 345 exam 3 Questions and Answers with Verified Solutions | Latest
2026 Update
Q: Kin selection
Answer:
_________________________ (inclusive fitness) is an example of gene level
selection
Q: selfish
Answer:
Plasmids, endogenous viruses, and transposable elements are examples of
__________________________ genes
Q: segregation distortion
Answer:
When an allele manipulates the meiotic process in such a way as to
favor its transmission over other alleles, it is called ____________________
_______________________ or meiotic drive
