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Hello, can you please just answer the questions. I don't need the explanation. 1.Which of the following is true about speciation rates?

Hello, can you please just answer the questions. I don't need the explanation.


1.Which of the following is true about speciation rates?

a. There is no known fossil evidence of punctuated equilibrium.

b.The rate of evolution of different species across taxa is relatively constant.

c. Rapid speciation can occur as a result of mutation or hybridization.

d. Rapid speciation events can only occur as a result of anthropogenic events such as introduction of non-native species.


2. In allopatric speciation:

a.gene flow between populations is interrupted by a geographic barrier.

b.gene flow is interrupted in the absence of geographic barriers.

c.Both A and B

d.gene flow between populations is interrupted by dispersal of individuals to a new habitat.


3. If the hybrid offspring between two species is more fit than the parents, the hybrids will continue to be produced in a process called:

a.stability

b.hybrid viability

c. reinforcement

d. inbreeding


4. Which of these is true about hybrid zones?

a.Hybrid zones result from the reconnection of species or populations that have diverged in allopatry.

b. If hybrids are less fit than their parents, divergence may continue.

c. If hybrids are more fit than their parents, they will continue to be produced.

d. All of the above are true.


5. The prevention of mating or fertilization from occurring is referred to as:

a.pre-zygotic reproductive isolation

b.inbreeding depression

c. post-zygotic reproductive isolation

d. hybrid viability

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