Genetics Review

Front

What is CRISPR-Cas9 used for in biotechnology?

Back

Editing DNA.

Front

What type of mutation is represented by the change from ATC CAT to ATC GCAT?

Back

Insertion.

Front

Which genotype is homozygous dominant?

Back

AA.

Front

Why is meiosis important for offspring?

Back

So the offspring has genes from both parents.

Front

What are the chromosomes that pair up during meiosis called?

Back

Homologous chromosomes.

Front

Define 'genotype'.

Back

The genetic constitution of an individual.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous has identical alleles; heterozygous has different alleles.

Front

What is a phenotype?

Back

The observable characteristics of an organism.

Front

What is the purpose of meiosis?

Back

To produce gametes with half the number of chromosomes.

Front

Define 'allele'.

Back

Different forms of a gene.