You And Your Genes
A quiz for a school biology topic, OCR 21st century Biology
- 1.
Which pair chromosomes determines your gender?
- A.
9th Pair
- B.
20th Pair
- C.
23rd Pair
- D.
21st Pair
- E.
1st Pair
Correct Answer
C. 23rd Pair -
- 2.
How many pairs of chromosomes are there?
- A.
23
- B.
24
- C.
25
- D.
26
- E.
46
Correct Answer
A. 23 -
- 3.
What is Trisomey 21?
- A.
Someone with downsyndrome
- B.
A hermaphrodite
- C.
Someone with Huntingtons
- D.
Someone with Cystic Fibrosis
- E.
Normal
Correct Answer
A. Someone with downsyndrome -
- 4.
What is prenatal genetic testing?
- A.
Testing for genetic diseases after fertalisation
- B.
Testing for genetic diseases after birth
- C.
Testing for genetic diseases before pregnancy
- D.
Testing for genetic diseases before fertalisation
Correct Answer
D. Testing for genetic diseases before fertalisation -
- 5.
What is a gamete?
- A.
A sex cell that contains 26 pairs of chromosomes
- B.
A sex cell that contains 13 pairs of chromosomes
- C.
A sex cell that contains 26 chromosomes
- D.
A sex cell that contains 13 chromosomes
Correct Answer
C. A sex cell that contains 26 chromosomes -
- 6.
When does fertalisation take place?
- A.
As soon as the sex organs meet
- B.
When the egg meets the sperm
- C.
When a sperm enters the egg
- D.
Several hours after the sperm enters the egg
- E.
Never
Correct Answer
C. When a sperm enters the egg -
- 7.
What is a symtoms of Cystic Fibrosis?
- A.
Hands Explode
- B.
Thick green mucus
- C.
Clumsiness
- D.
Fear of heights
Correct Answer
B. Thick green mucus -
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Current Version
-
Mar 20, 2022Quiz Edited by
ProProfs Editorial Team -
Jul 13, 2009Quiz Created by
Mickeyme
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