Lesson 4.6.1.6
4.6.1.6 Sex determination Quiz: AQA Combined Science, Unit 6
20 questions
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Lesson 4.6.1.6, Sex determination: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 6: Inheritance, variation and evolution, written with Revision Ninja.
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The 20 questions
-
How many pairs of chromosomes are in ordinary human body cells?
- 12 pairs
- 46 pairs
- 22 pairs
- 23 pairs
-
How many pairs of chromosomes control body characteristics only?
- 1 pair
- 23 pairs
- 46 pairs
- 22 pairs
-
What are the sex chromosomes in females?
- XX
- YY
- XY
- XO
-
Which sex has different sex chromosomes?
- Male
- Both sexes equally
- Female
- Neither sex
-
Which type of cross is used to show sex inheritance?
- Monohybrid cross
- Metabolic cross
- Meiotic cross
- Genetic cross
-
What is the probability a child is male if the father is XY and the mother is XX?
- 100%
- 75%
- 50%
- 25%
-
A father passes on an X chromosome. What sex will the child be if the mother also passes on an X?
- Female
- Either sex equally
- Male
- Neither sex
-
Which two chromosome types determine sex in humans?
- A and B
- X and Y
- M and F
- 1 and 2
-
A human body cell has 46 chromosomes. How many of the pairs determine sex?
- 1
- 2
- 22
- 23
-
In a genetic cross for sex inheritance, what ratio is typically predicted?
- 3:1
- 9:3:3:1
- 1:1
- 1:2:1
-
Which mathematical concepts are used in genetic crosses?
- Algebraic equations
- Calculus derivatives
- Ratios and proportions
- Trigonometric functions
-
Which chromosome does a father always pass to a daughter?
- A Y chromosome
- No sex chromosome
- An X chromosome
- Either X or Y equally
-
Which sex chromosome is carried by every human egg cell?
- X
- Neither
- Y
- XY
-
Which sex chromosomes can a human sperm cell carry?
- X or Y
- X only
- Neither
- Y only
-
Which chromosome determines the sex of a human child?
- Autosomal chromosome
- Ribosomal chromosome
- Mitochondrial chromosome
- Y chromosome
-
What determines biological maleness in human chromosomes?
- Double X chromosomes
- Mutated alleles
- Autosomal pairs
- Y chromosome
-
Which sex chromosomes are inherited by a human male child?
- XY
- XX
- XO
- YY
-
A cross between an XX mother and an XY father is set up. How many possible sex outcomes are there for offspring?
- One
- Four
- Two
- Three
-
How many pairs of chromosomes determine biological sex in humans?
- 23 pairs
- 22 pairs
- 1 pair
- 46 pairs
-
What are the sex chromosomes found in a normal human female?
- XX
- YY
- XO
- XY
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