
Understanding Freckles and Skin Pigmentation

Interactive Video
•
Biology, Science
•
6th - 10th Grade
•
Easy

Olivia Brooks
Used 91+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary component responsible for the color of freckles?
Melanin
Keratin
Elastin
Collagen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does melanin protect the skin?
By moisturizing the skin
By cooling the skin
By absorbing UV rays
By reflecting sunlight
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to freckles when they are exposed to less sunlight?
They multiply
They disappear completely
They become darker
They fade
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key difference between freckles and lentigines?
Lentigines contain more melanocyte cells
Freckles are permanent, lentigines are not
Freckles are larger than lentigines
Lentigines change with sunlight exposure
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gene is primarily associated with the regulation of skin and hair color?
APOE
TP53
BRCA1
MC1R
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of melanin is associated with darker hair and skin?
Neuromelanin
Pheomelanin
Eumelanin
Allomelanin
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between red hair and freckles?
Both are dominant traits
Red hair is dominant, freckles are recessive
Both are recessive traits
Red hair is recessive, freckles are dominant
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