Genes and Molecular Machines Lesson 1 Study Guide

Front

What does variation refer to?

Back

Variation refers to differences among individuals within a population.

Front

What is the relationship between genes and traits?

Back

Genes control the expression of traits in an organism.

Front

Which organ system provides oxygen to the blood?

Back

The respiratory system.

Front

How does heredity affect offspring traits?

Back

Offspring inherit traits from both parents through genetic information.

Front

How are traits determined?

Back

Traits are determined by inherited genetic information.

Front

What are genes?

Back

Genes are segments of DNA that contain instructions for the development and functioning of an organism.

Front

What is a trait?

Back

A trait is a characteristic or feature of an organism, which can be influenced by genetics and environment.

Front

What is heredity?

Back

Heredity is the passing of traits from parents to offspring through genetic information.

Front

What role do proteins play in traits?

Back

Proteins, produced by genes, play a crucial role in determining the physical and functional traits of an organism.

Front

What is the function of the respiratory system?

Back

The respiratory system is responsible for taking in oxygen and expelling carbon dioxide.