Understanding Variation

What is a characteristic in the context of variation?

• A behavior that is learned over time

• A feature that helps identify an individual

• A random trait that appears in some individuals

• A temporary change in appearance

Which of the following is an example of inherited variation?

• Scars

• Tattoos

• Eye color

• Dietary habits

Environmental variation can be influenced by which of the following?

• Genetic mutations

• Parental traits

• Inherited diseases

• Lifestyle choices

How can environmental factors affect height?

• By determining blood type

• By changing eye color

• By altering genetic codes

• By providing nutrients necessary for growth

What role do genetics play in determining weight?

• They only affect weight in childhood

• They solely determine the exact weight

• They set a potential range for weight

• They have no role at all