Genetics

Front

What does the 'P' generation refer to in genetics?

Back

The 'P' generation refers to the 'Parent' generation in a genetic cross.

Front

What are the expected offspring from crossing two pink flowers?

Back

The expected offspring are 25% Red, 50% Pink, and 25% White.

Front

What is the result of crossing a Red flower with a White flower?

Back

The result is 100% Pink offspring.

Front

What genetic condition is characterized by having three copies of chromosome 21?

Back

Down Syndrome.

Front

What is a recessive gene?

Back

A recessive gene is a gene that is hidden or masked by a dominant gene.

Front

Define dominant gene.

Back

A dominant gene is a gene that expresses its trait even when only one copy is present.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous means having two identical alleles for a trait, while heterozygous means having two different alleles.

Front

What is a genotype?

Back

A genotype is the genetic makeup of an organism, represented by the alleles it possesses.

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism, determined by its genotype.

Front

What is the purpose of a Punnett square?

Back

A Punnett square is used to predict the genetic outcomes of a cross between two organisms.