AP Bio Study Guide

Big Idea 3

Living systems store, retrieve, transmit, and respond to information essential to life processes.

A: Heritable information provides for continuity of life.

What are plasmids?

What did Watson and Crick; Rosalind Franklin; Avery, MacLeod, and McCarty; and Hershey and Chase do?

How does DNA replication take place?

What is so unusual about the way retroviruses replicate?

How does DNA become a protein?

What are the phases of the cell cycle?

How is meiosis different from mitosis?

B: Expression of genetic information involves cellular and molecular mechanisms.

How do operons regulate gene expression?

C: The processing of genetic information is imperfect and is a source of genetic variation.

What is the function and structure of a virus?

What are the lytic and lysogenic cycles of viruses?

What is virus transduction?

D: Cells communicate by generating, transmitting and receiving chemical signals.

What is a signal transduction pathway?

What are the stages of cell signaling?

What is a secondary messenger?

What are endocrine signals?

E: Transmission of information results in changes within and between biological systems.

What causes a fight-or-flight response?

What is the structure of a neuron?

How do neurons work?

What are the functions of the cerebrum, cerebellum, and brainstem?