Cancer Biology and Gene Expression
Cancer Biology and Gene Expression

Cancer Biology and Gene Expression

Source: Saylor

Student Price: FREE

A Cancer Biology question pack from Saylor Academy.

This content is licensed under the Creative Commons Attribution 3.0 Unported License.

Cancer Biology and Gene Expression Q1

A growing mass of dividing cells is known as a tumor or ______________.

A

Cytoplasm

B

Tissue

C

Neoplasm

D

Oncogene

Cancer Biology and Gene Expression Q2

Cancers are named for their ______________.

A

Size

B

Growth pattern

C

Location of origin

D

Appearance

Cancer Biology and Gene Expression Q3

Tumors that only grow locally and do not spread are known as ______________.

A

Invasive

B

Benign

C

Metastatic

D

Apoptotic

Cancer Biology and Gene Expression Q4

In what ways do scientists in the lab study cancer?

A

Studying yeast cell cultures

B

Conducting experiments using mice

C

Researching basic cell biology

D

All of the above

Cancer Biology and Gene Expression Q5

James Watson and Francis Crick won a Nobel Prize for which of the following?

A

Describing the chemical structure of DNA

B

Outlining how cancer spreads

C

Identifying mutations that cause cancer

D

Establishing guidelines for cancer therapy

Cancer Biology and Gene Expression Q6

What is the most common type of cancer?

A

Carcinoma

B

Sarcoma

C

Lymphoma

D

Leukemia

Cancer Biology and Gene Expression Q7

What is the one characteristic that all cancers have?

A

Incurability

B

Loss of growth control

C

Origination in lymph

D

Contagiousness

Cancer Biology and Gene Expression Q8

What was the major contribution of Rudolf Virchow to cancer biology?

A

He explained cancer development with autopsy findings.

B

He correlated cancer progression to microscopy findings.

C

He described the humoral theory.

D

He thought that cancer cells came from lymph.

Cancer Biology and Gene Expression Q9

When does cancer growth begin?

A

When new cells are being formed faster than needed

B

When cell death surpasses cell division (growth)

C

When cell division equals cell death

D

When cells no longer divide

Cancer Biology and Gene Expression Q10

Which is true of the cancer described by Nobel Prize winner Peyton Rous?

A

It was the first induced in lab animals.

B

It was the first known to be caused by a virus.

C

It developed because of the carcinogen tobacco.

D

It was caused by coal tar.

Cancer Biology and Gene Expression Q11

Which of the following is true of the theory that cancer is infectious?

A

The theory that cancer is infectious is well established and proven true.

B

The theory that cancer is infectious led cancer patients years ago to be housed in the city near other people including doctors.

C

The theory that cancer is infectious was based on several members of the same household contracting breast cancer.

D

The theory that cancer is infectious explains how cancer cells spread within a person.

Cancer Biology and Gene Expression Q12

Which of the following statements about the ancient Roman doctor Galen is accurate?

A

He described cancer as curable.

B

He did not believe in cancer.

C

He thought that cancer was incurable.

D

He outlined cancer treatments.

Cancer Biology and Gene Expression Q13

Which of the following statements about the Scottish surgeon John Hunter is true?

A

He developed anesthesia

B

He performed autopsies.

C

He did radical mastectomies.

D

He explained that some tumors can be removed.

Cancer Biology and Gene Expression Q14

What Greek physician coined the term cancer, after it reminded him of a crab?

A

Celsus

B

Hunter

C

Hippocrates

D

House

Cancer Biology and Gene Expression Q15

Adenine in DNA will only bind to which of the following?

A

Adenine

B

Guanine

C

Cytosine

D

Thymine

Cancer Biology and Gene Expression Q16

DNA exposure to UV radiation can cause which of the following?

A

Thymine dimers

B

Frameshift mutations

C

Insertions

D

Chromosome breaks

Cancer Biology and Gene Expression Q17

During DNA replication (copying), what mechanism is used to repair errors?

A

Mismatch repair

B

Proofreading

C

Recombination

D

Apoptosis

Cancer Biology and Gene Expression Q18

Each DNA sequence (gene) is a “recipe” for a particular ______________.

A

Protein

B

Nucleic acid

C

Carbohydrate

D

Lipid

Cancer Biology and Gene Expression Q19

The process of translation leads to a string of ______________ that will form the protein.

A

Nucleic acids

B

Amino acids

C

Monosaccharides

D

Lipids

Cancer Biology and Gene Expression Q20

How many different kinds of nitrogenous bases are found in DNA?

A

Five

B

Three

C

Four

D

Two

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