Block 2 exam

Question 1

What are the 5 main stages of the cell cycle

Answer 1

G1
S
G2
M
G0

Question 2

What is cell differentiation

Answer 2

Pluripotent stem cells differentiate to become specialized cells

Question 3

What contribution does cell differentiation have?

Answer 3

The more differentiated tumor cells to more benign the tumor

Question 4

What is cell apoptosis? What contribution does apoptosis have to embryonic development?

Answer 4

Apoptosis is programmed cell death
(Initiated by the cellular environment)

Tumors have reduced apoptosis

Question 5

What is cell migration? What contribution does migration have to embryonic development?

Answer 5

• Ability of cells to move around

Important in organism development
Critical for cancer metastasis

Question 6

What are the 4 bases that make up DNA? Which bases match together

Answer 6

A-T
C-G

Question 7

How does DNA store genetic info

Answer 7

Transcription and translation

Question 8

How many chromosomes do we have

Answer 8

Humans carry 22 chromosomes plus either XX or XY

Question 9

Sequence of DNA that codes for a functional molecule

Answer 9

Gene

Question 10

What’s gene transcription?

Answer 10

DNA to RNA

Question 11

What is Gene Translation

Answer 11

Makes a Protein from RNA

Question 12

What are oncogenes? How do they effect the cell cycle?

Answer 12

Genes that encourage tumor formation. They help the tumor grow

Question 13

What are tumor suppressor genes? How do tumor suppressor genes affect the cell cycle?

Answer 13

Supress the formation of tumors

Question 14

What are tumor suppressor genes? How do tumor suppressor genes affect the cell cycle?

Answer 14

Suppress the formation of tumors

Question 15

Glioblastomas are what type of tumor

Answer 15

Brain