¿Por qué somos diferentes? Tú color de piel

¿Por qué somos diferentes? Tú color de piel

Assessment

Interactive Video

Science, Biology

10th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video explores how evolution has led to variations in skin color, primarily due to melanin, which provides sun protection. Darker skin is more common near the equator, while lighter skin is found near the poles. Melanin also prevents vitamin B9 degradation, while lighter skin aids in vitamin D production. Adaptation to different environments is discussed, noting that recent migrations may not have allowed enough time for full adaptation. Modern solutions like sunscreen and vitamin D supplements are also mentioned.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of melanin in the skin?

To increase vitamin D production

To enhance skin elasticity

To protect against sun damage

To lighten skin color

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are darker skin tones predominantly found on the planet?

At the equator

In desert regions

In mountainous areas

Near the poles

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does melanin affect vitamin B9 in the body?

It enhances its production

It converts it into vitamin D

It prevents its degradation

It reduces its absorption

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do fair-skinned individuals produce more vitamin D?

They have less melanin

They are exposed to more sunlight

They consume more vitamin D-rich foods

They have more melanin

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What modern solution can dark-skinned individuals use when living in low sunlight areas?

Consume more vitamin B9

Increase sun exposure

Use sunscreen

Take vitamin D supplements