Question

Which process increases genetic variation in a population?(1 point)
Responses

Emigration
Emigration

Genetic Drift
Genetic Drift

Mutation
Mutation

Binary fission
Binary fission
Question 2
Which of the following is a result of crossing-over during meiosis?(1 point)
Responses

Formation of gametes
Formation of gametes

Reduction in chromosome number
Reduction in chromosome number

Genetic recombination
Genetic recombination

DNA replication
DNA replication
Question 3
Genetic variation within a population is necessary for:(1 point)
Responses

Asexual reproduction
Asexual reproduction

Extinction
Extinction

Natural selection
Natural selection

Mutation to occur
Mutation to occur
Question 4
A population of frogs lives in a wetland. A flood divides the population into two groups, creating different environmental pressures on each group. This situation may lead to:(1 point)
Responses

Genetic drift
Genetic drift

Mutation
Mutation

Gene flow
Gene flow

Speciation
Speciation

Answers

GPT-4o mini
Here are the correct answers to each of your questions:

**Question 1:** Which process increases genetic variation in a population?
**Response:** **Mutation**
Mutation introduces new alleles into a population, increasing genetic variation.

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**Question 2:** Which of the following is a result of crossing-over during meiosis?
**Response:** **Genetic recombination**
Crossing-over during meiosis leads to genetic recombination, contributing to genetic diversity.

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**Question 3:** Genetic variation within a population is necessary for:
**Response:** **Natural selection**
Genetic variation is essential for natural selection to occur, as it provides the material for evolution.

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**Question 4:** A population of frogs lives in a wetland. A flood divides the population into two groups, creating different environmental pressures on each group. This situation may lead to:
**Response:** **Speciation**
When populations are isolated and experience different environmental pressures, speciation can occur as they adapt to their new environments.

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If you have more questions or need further clarification, feel free to ask!

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