What is meiosis?

What type of nucleus do most sexually reproducing animals have?

In order to reproduce, what do organisms need to do?

What will the fertilisation of two haploid gametes result in?

What does meiosis consist of?

Define homologous chromosomes

Name three structural features

What does non-disjunction refer to?

What can non-disjunction lead to?

Ways of chromosomes failing to separate

Example of non-disjunction

How does Down Syndrome occur?

What is karyotyping?

How are chromosomes arranged in karyotyping?

How is karyotyping performed?

Why is prenatal karyotyping used?

How are cells collected for karyotyping for pre-natal diagnosis?

Describe the process of amniocentesis

Describe the process of Chronic Villus Sampling

What is aneuploidy?