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Topic 12 - Genetics and athletic performance (HL)

Question 1

HLPaper 1

How can genes influence human characteristics?

I. Single genes always determine measurable human characteristics.

II. Genes affect the development of an individual.

III. Genes can be switched on by external factors.

Question 2

HLPaper 2
1.

The diagram shows a shot putter.

Identify two possible benefits of genetic screening in shot put.

[2]
2.

Using sporting examples, distinguish the physiological characteristics of high-intensity and endurance activities.

[4]
3.

A 1500 m runner accelerates at the start of a race until they reach their desired speed. In the final stage, they sprint towards the finish line. After the race, they perform an active recovery. Explain the phenomena of oxygen deficit and oxygen debt (EPOC) during and after the race.

[4]
4.

Explain why an elite basketballer would be able to process relevant sporting signals more effectively than a novice.

[4]
5.

Using examples, describe how three different types of drag can be reduced in swimming.

[6]

Question 3

HLPaper 2
1.

Identify the main fuel source of energy for the brain.

[1]
2.

Using sporting examples, discuss the contribution of genetic factors to potential success.

[3]

Question 4

HLPaper 1

Which human characteristic is influenced by the environment?

Question 5

HLPaper 2
1.

Using examples, outline the features of a skilled performer.

[6]
2.

Using examples, identify types of drag that can be decreased through practice.

[3]
3.

Discuss the relative contribution of genetic factors and environmental factors on a tennis player’s performance.

[6]
4.

Explain the causes of peripheral fatigue in a long-distance road cyclist.

[5]

Question 6

HLPaper 2
1.

Identify two components of health-related fitness.

[2]
2.

Evaluate body mass index as a measure of healthy body composition.

[3]
3.

Discuss the potential benefits of genetic screening in sports, exercise and health.

[3]

Question 7

HLPaper 1

Which statement is correct regarding gene expression?

Question 8

HLPaper 1

What is a potential negative implication of genetic screening?

Question 9

HLPaper 1

Which statement is correct?

Question 10

HLPaper 2
1.

Using examples, outline the following type of skill: perceptual.

[2]
2.

Using examples, outline the following type of skill: motor.

[2]
3.

Using examples, outline the following type of skill: perceptual motor.

[2]
4.

Discuss specific areas in which a novice golfer may differ from a professional golfer when putting the ball towards the hole.

[6]
5.

Outline the role of genes in influencing sports performance.

[4]
6.

Evaluate the use of genetic screening for sports, exercise and health.

[4]
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