How Much of Your DNA Is Identical to That of Another

question 24

Multiple Choice

How much of your DNA is identical to that of another person of the same sex?

• A) 99.9%
• B) 99.5%
• C) 90%
• D) 78%

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Definitions:

Endosymbiosis

A theory explaining the origin of eukaryotic cells from prokaryotic organisms through a symbiotic relationship.

Chloroplast

A type of organelle found in plant cells and some algae, which is the site of photosynthesis and responsible for producing energy through light.

Thylakoid Membrane

The thylakoid membrane is a component of chloroplasts that houses the machinery for the light reactions of photosynthesis, including the chlorophyll pigments.

Endosymbiotic Theory

Explanation of the evolution of eukaryotic organelles by phagocytosis of prokaryotes.