3.7: Fitness

Question 1

How does variation at the molecular level affect the organism’s ability to respond to environmental stimuli?

Answer 1

Variation increases fitness (individual organism’s ability to be able to survive and reproduce) as the environment changes.

Question 2

How does this variation in number or types of molecules lead to a selective advantage?

Answer 2

This means that there are more instances for example that a plant would be able to capture light for photosynthesis. Cholesterol w or w/o, hemoglobin too.