Significance of DNA Replication (Grade 12 NSC Matric Life Sciences): Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
During which phase does DNA replication occur?
During which phase does DNA replication occur?
Interphase
What is the structure called that joins two chromatids together?
What is the structure called that joins two chromatids together?
Centromere
How do chromosomes exist before DNA replication?
How do chromosomes exist before DNA replication?
As single-stranded structures
What is chromatin?
What is chromatin?
A tangled network of genetic material
Where do chromosomes float freely in the nucleus?
Where do chromosomes float freely in the nucleus?
Nucleoplasm
What does a chromosome become after DNA replication?
What does a chromosome become after DNA replication?
Double-stranded
What is the relationship between the two chromatids in a replicated chromosome?
What is the relationship between the two chromatids in a replicated chromosome?
They are identical copies
Why is DNA replication significant for meiosis?
Why is DNA replication significant for meiosis?
Ensures equal distribution of genes
What type of division is meiosis?
What type of division is meiosis?
Reduction division
What would happen without DNA replication before meiosis?
What would happen without DNA replication before meiosis?
Incomplete genetic info in cells