Question 1

Which of the following best describes the primary focus of Biology 1310 at UPEI?

Accepted Answer

The study of cell biology, molecular biology, and genetics.

Question 2

Which macromolecule is primarily responsible for storing genetic information in cells?

Accepted Answer

DNA

Question 3

A student is examining a cell under a microscope and observes a nucleus and membrane-bound organelles. Which type of cell is being observed?

Accepted Answer

Eukaryotic cell

Question 4

Which property of water is most important for its role as a universal solvent in biological systems?

Accepted Answer

Polarity

Question 5

Which of the following equations correctly represents the process of cellular respiration?

Accepted Answer

$$C_6H_{12}O_6$ + 6O_2 \rightarrow 6CO_2 + 6H_2O + ATP$$

Question 6

During which phase of the cell cycle does DNA replication occur?

Accepted Answer

S phase

Question 7

Which laboratory technique would be most appropriate for separating proteins based on their size?

Accepted Answer

Gel electrophoresis

Question 8

A mutation in a gene results in a nonfunctional enzyme. Which level of protein structure is most likely affected?

Accepted Answer

Primary structure

Question 9

Which of the following best explains why viruses are not considered living organisms?

Accepted Answer

They cannot reproduce independently outside a host cell.

Question 10

Which of the following statements about Mendelian inheritance is correct?

Accepted Answer

Alleles segregate independently during gamete formation.

Question 11

A scientist wants to measure the rate of photosynthesis in a plant. Which variable would be the best indicator?

Accepted Answer

Rate of oxygen production

Question 12

Which of the following best describes the function of the plasma membrane in cells?

Accepted Answer

It regulates the movement of substances into and out of the cell.

Question 13

Which process is responsible for the movement of water across a semipermeable membrane from an area of low solute concentration to high solute concentration?

Accepted Answer

Osmosis

Question 14

Which of the following is a correct statement about prions?

Accepted Answer

They are infectious proteins that can cause disease.

Question 15

Which of the following best describes the central dogma of molecular biology?

Accepted Answer

$$DNA \rightarrow RNA \rightarrow Protein$$

Question 16

A cell is placed in a hypertonic solution. What will most likely happen to the cell?

Accepted Answer

It will lose water and shrink.

Question 17

Which of the following laboratory techniques is most appropriate for quantifying the concentration of a colored solution?

Accepted Answer

Spectrophotometry

Question 18

Which of the following best describes the role of enzymes in biological reactions?

Accepted Answer

They speed up reactions by lowering the activation energy.

Question 19

Which of the following is a real-world example of diffusion in biological systems?

Accepted Answer

Oxygen moving from the alveoli into the blood in human lungs.

Question 20

A scientist is analyzing a pedigree and notices that a trait appears in every generation and affects both males and females equally. Which pattern of inheritance is most likely?

Accepted Answer

Autosomal dominant

Biology 1310: Genes, Cells & Macromolecules – Syllabus and Course Structure

Study Guide - Practice Questions

Study Guide - Flashcards