Genetic Diversity and Adaptation in Animal Populations

Genetic Diversity and Adaptation in Animal Populations

Assessment

Interactive Video

Biology, Science, Other

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores variation in species, highlighting differences in characteristics due to genetics, environment, or both. Genetic variation arises from different alleles, while environmental factors influence traits like hair length and accent. The video discusses natural selection, where better-adapted individuals survive and reproduce. It also examines the interplay of genetics and environment in traits like height and intelligence, using identical twins as examples. The video concludes with a summary and encourages viewer interaction.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary cause of variation within a species?

Differences in diet

Genetic differences

Environmental changes

Random mutations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are alleles?

Environmental factors

Proteins that control traits

Identical copies of a gene

Different versions of a gene

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of alleles in genetic variation?

They are identical in all individuals

They cause mutations

They lead to different traits

They are only found in plants

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does genetic variation affect a population's ability to adapt?

It makes adaptation random

It increases adaptability

It has no effect

It decreases adaptability

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of natural selection in a population?

To create new species

To favor individuals better adapted to the environment

To ensure all individuals are identical

To eliminate all variation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of environmental variation?

Eye color

Blood group

Height

Hair length

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which characteristic is solely determined by genetics?

Accent

Eye color

Height

Intelligence

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