Meiosis (Grade 12 NSC Matric Life Sciences): Quizzes
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Practise the questions
10 questions from this quiz
What is the most common type of error that occurs during meiosis?
What is the most common type of error that occurs during meiosis?
Non-disjunction
What fails to separate during non-disjunction in Anaphase I?
What fails to separate during non-disjunction in Anaphase I?
Homologous chromosomes
What fails to separate during non-disjunction in Anaphase II?
What fails to separate during non-disjunction in Anaphase II?
Sister chromatids
What is the consequence of non-disjunction on gamete formation?
What is the consequence of non-disjunction on gamete formation?
Extra or missing chromosomes
Which chromosome is involved in Down Syndrome?
Which chromosome is involved in Down Syndrome?
Chromosome 21
How many chromosomes does a person with Down Syndrome have?
How many chromosomes does a person with Down Syndrome have?
47
What does the term 'trisomy' mean?
What does the term 'trisomy' mean?
Three copies of a chromosome
What is amniocentesis used to detect?
What is amniocentesis used to detect?
Chromosomal abnormalities
Which factor increases the chance of non-disjunction occurring?
Which factor increases the chance of non-disjunction occurring?
Increasing parental age
Which is a characteristic feature of Down Syndrome?
Which is a characteristic feature of Down Syndrome?
Upwardly slanted eyes