On Planet X,some Areas Receive Very Little Ultraviolet Radiation

question 9

Multiple Choice

On Planet X,some areas receive very little ultraviolet radiation.What skin color would you expect Planet X's people to have if they live in those areas?

• A)always light
• B)always dark
• C)light,unless their diet contains a lot of Vitamin D
• D)dark,unless their diet contains a lot of Vitamin D
• E)light,unless their diet contains a lot of Vitamin A

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Definitions:

Congenital Heart Defects

Birth defects that affect the structure and function of the heart, present at birth.

Adolescents

Individuals in the transitional stage of development between childhood and adulthood, typically ranging from ages 13 to 19.

Strokes

A medical condition characterized by the sudden death of brain cells due to lack of oxygen, caused by blockage or rupture of blood vessels in the brain.

Blood Clots

Formed clumps of blood that can be beneficial in stopping bleeding but may cause health issues if they block blood flow to vital organs.