Review

Front

What is an enzyme?

Back

A protein that acts as a catalyst to speed up chemical reactions in biological processes.

Front

What is a substrate in the context of enzymes?

Back

The specific reactant that an enzyme acts upon.

Front

What type of mutation involves the addition of one or more nucleotide bases?

Back

Insertion mutation.

Front

What type of bond holds nitrogenous bases together in DNA?

Back

Hydrogen bond.

Front

What is a genotype?

Back

The genetic constitution of an individual, represented by alleles.

Front

What does it mean for a trait to be recessive?

Back

A trait that is only expressed when two recessive alleles are present.

Front

What is the significance of dominant traits in genetics?

Back

Dominant traits are expressed when at least one dominant allele is present.

Front

What is a Punnett square used for?

Back

To predict the genotypes and phenotypes of offspring from a genetic cross.

Front

What does the notation 'BBEE x bbee' represent in genetics?

Back

A genetic cross between a homozygous dominant and a homozygous recessive organism.

Front

What is the difference between a genotype and a phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the observable traits.