Darrelle Knows That Male Pattern Baldness Runs in His Family

question 25

Multiple Choice

Darrelle knows that male pattern baldness runs in his family, and he watches his own hair closely for any signs of thinning. If he is going to start developing this condition, where should he expect to see the earliest signs of hair loss?

• A) ​the sides of his head
• B) ​the front of his head
• C) ​the back of his head
• D) ​the top of his head

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Definitions:

Metabolic Pathways

Sequences of chemical reactions that occur in a cell, transforming substrates into products and energy.

Sunlight

The natural light emitted by the Sun, which is a primary energy source for Earth's climate system and necessary for photosynthesis in plants.

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.

Electron Transport Chain

A series of complexes that transfer electrons from electron donors to electron acceptors via redox reactions, and couples this electron transfer with the transfer of protons across a membrane.