Heredity and Genetic Disorders

Front

What is the genotype of a heterozygous mouse with grey fur?

Back

Gg

Front

How many alleles does each parent pass for each individual trait?

Back

1

Front

What traits can be chosen for designer babies using Pre-implantation genetic diagnosis?

Back

gender, personality, intelligence, disease, appearance

Front

What are long strands of DNA that contain thousands of genes called?

Back

Chromosomes

Front

What do you call someone who has one recessive allele for a trait but doesn’t show it?

Back

Carrier

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even if only one copy is present, while recessive alleles require two copies to express their trait.

Front

What is a phenotype?

Back

The observable physical or biochemical characteristics of an organism, as determined by both genetic makeup and environmental influences.

Front

What is a genotype?

Back

The genetic constitution of an individual, specifically the alleles present for a particular gene.

Front

What is the purpose of a Punnett square?

Back

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

Front

What is the role of chromosomes in heredity?

Back

Chromosomes carry genes, which are the units of heredity, and are passed from parents to offspring.