Radiation Therapy Chapter 1 2025/2026
Exam Questions Marking Scheme New
Update | A+ Rated
Knowledge of cancer dates back to which of the following?
a. 1600 BC Egypt
b. 1600 AD England
c. 400 BC Greece
d. 1900 AD Germany - 🧠 ANSWER ✔✔A
The first known observations of cancer date back to 1600 BC Egypt.
p. 3
2. Which of the following is not a term for genes involved in the cancer
process?
a. Anti-oncogenes
b. Oncogenes
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STATEMENT. ALL RIGHTS RESERVED
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,c. Proto-oncogenes
d. Somato-oncogenes - 🧠 ANSWER ✔✔D
Anti-oncogenes, oncogenes, and proto-oncogenes have all been identified
as playing a part in the development of tumors. Somato-oncogenes do not
exist.
p. 3
3. Tumor-suppressor genes are also known as ___________.
a. anti-oncogenes
b. oncogenes
c. proto-oncogenes
d. somato-oncogenes - 🧠 ANSWER ✔✔A
Although more commonly called tumor-suppressor genes, these genes are
also known as anti-oncogenes.
p. 3
4. Which of the following is not a phase of the mammalian cell cycle?
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STATEMENT. ALL RIGHTS RESERVED
2
, a. G0
b. G1
c. G2
d. G3 - 🧠 ANSWER ✔✔D
G0 is a resting phase where cells do not enter mitosis. G1 and G2 are
growth phases during the mammalian cell cycle. Although some algae
species demonstrate a relatively long phase between nuclear division and
cleavage of the cell termed G3, this phase is not part of the mammalian cell
cycle.
pp. 3-4
5. Which phase of the mammalian cell cycle is composed of functional
cells not preparing for DNA replication?
a. G0
b. G1
c. G2
d. S
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
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Exam Questions Marking Scheme New
Update | A+ Rated
Knowledge of cancer dates back to which of the following?
a. 1600 BC Egypt
b. 1600 AD England
c. 400 BC Greece
d. 1900 AD Germany - 🧠 ANSWER ✔✔A
The first known observations of cancer date back to 1600 BC Egypt.
p. 3
2. Which of the following is not a term for genes involved in the cancer
process?
a. Anti-oncogenes
b. Oncogenes
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
,c. Proto-oncogenes
d. Somato-oncogenes - 🧠 ANSWER ✔✔D
Anti-oncogenes, oncogenes, and proto-oncogenes have all been identified
as playing a part in the development of tumors. Somato-oncogenes do not
exist.
p. 3
3. Tumor-suppressor genes are also known as ___________.
a. anti-oncogenes
b. oncogenes
c. proto-oncogenes
d. somato-oncogenes - 🧠 ANSWER ✔✔A
Although more commonly called tumor-suppressor genes, these genes are
also known as anti-oncogenes.
p. 3
4. Which of the following is not a phase of the mammalian cell cycle?
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
, a. G0
b. G1
c. G2
d. G3 - 🧠 ANSWER ✔✔D
G0 is a resting phase where cells do not enter mitosis. G1 and G2 are
growth phases during the mammalian cell cycle. Although some algae
species demonstrate a relatively long phase between nuclear division and
cleavage of the cell termed G3, this phase is not part of the mammalian cell
cycle.
pp. 3-4
5. Which phase of the mammalian cell cycle is composed of functional
cells not preparing for DNA replication?
a. G0
b. G1
c. G2
d. S
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
