AP Biology-Fall Semester Exam Review 2023

Front

What is the difference between the largest and smallest values in a data set?

Back

Range

Front

How do phospholipids orient themselves in a cell membrane?

Back

Polar head facing exterior, fatty acid tails face interior.

Front

What is the primary function of cellulose in plants?

Back

Structural carbohydrate for plants.

Front

What type of bond is broken when amino acids are released from a protein?

Back

Peptide Bond.

Front

If the R group of an amino acid is polar, how does the section of the protein fold?

Back

Folds out because hydrophilic.

Front

What is the definition of a peptide bond?

Back

A covalent bond formed between two amino acids during protein synthesis.

Front

What is the role of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

Define hydrophilic. Give an example.

Back

Attracted to water; for example, the polar heads of phospholipids.

Front

Define hydrophobic. Give an example.

Back

Repellent to water; for example, the fatty acid tails of phospholipids.

Front

What is the function of proteins in biological systems?

Back

To perform a variety of functions including catalyzing reactions, signaling, and structural support.