Quiz : Dolly The Sheep
The following quiz consists of 10 questions and tells whether you have well understood the video.
The questions are not that difficult, so don’t cheat by looking ahead ! Even if you want to be the winning team !
- 1.
Cloning is making a biological entity that appears like another.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Cloning is making an exact copy of some biological entity.Rate this question:
-
- 2.
The adult sheep which has given mammal cells was 8 years old.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
6 years old.Rate this question:
-
- 3.
What is a mammal cell?
- A.
Any cell
- B.
Any cell other than a sex cell
- C.
A sex cell
- D.
A somatic cell
Correct Answer
D. A somatic cellExplanation
Any cell of a plant or an animal other than a sex cell (sex cell : e.g. spermatozoon, ovum)Rate this question:
-
- 4.
When they talk about cloning on the news, they're usually talking about reproductive cloning – making a new baby animal that is the twin of an existing animal. What is the process used to do this?
- A.
Photosynthesis
- B.
Somatic cell nuclear transfer
- C.
Transgenetic process
- D.
Baaa
Correct Answer
B. Somatic cell nuclear transferExplanation
It’s called “somatic cell nuclear transfer.” A scientist takes the nucleus (including DNA) from a somatic cell and puts it into an egg that has had its nucleus removed.Rate this question:
-
- 5.
How many organisms are needed to clone?
- A.
10
- B.
4
- C.
3
- D.
5
Correct Answer
C. 3Explanation
The somatic cell donor, the egg donor, the host.Rate this question:
-
- 6.
What is the organism which hadn’t been cloned in laboratory before Dolly’s birth?
- A.
Mouse
- B.
Carp
- C.
Carrot plant
Correct Answer
A. MouseExplanation
Cumulina, the first cloned mouse was born in October 1997.
(Carp was cloned in 1963 and carrot plants were cloned in 1958.Rate this question:
-
- 7.
What is the approximate success rate of this reproductive cloning (Dolly)?
- A.
1/400
- B.
1/300
- C.
1/1000
Correct Answer
B. 1/300Explanation
So you could put somatic cell nuclei into eggs 3 000 times, and maybe 10 might work.Rate this question:
-
- 8.
Scientists have already cloned a human.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The South Korean team that claimed to have cloned a human embryo in 2004 admitted to have only told a part of the truth. We can probably assume the same about Clonaid, the religious group that announced in 2002 that they were raising a baby girl clone. A lot of countries have baned human cloning.Rate this question:
-
- 9.
A cloned animal has almost the same DNA as the animal that was cloned.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
In reproductive cloning, only the nucleus is used. The nucleus contains DNA, so the clone inherits that DNA from the animal that gave the egg.Rate this question:
-
- 10.
Dolly was born the 24th of February 1997. When were these news broadcasted ?
- A.
February 1997
- B.
September 1997
- C.
April 2012
Correct Answer
B. September 1997Explanation
Dolly was 7 months old when the video was shot.. So, if she was born in February 1997, these news must have been shooted in September 1997.Rate this question:
-
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 21, 2023Quiz Edited by
ProProfs Editorial Team -
May 03, 2012Quiz Created by
Eorfeuille
Back to top