Genetics

Who is the father of modern genetics?

• James Watson

• Gregor Mendel

• Francis Crick

• Rosalind Franklin

Which of the following characteristics is inherited?

• tattoos

• ability to ride a bike

• hair color

• food preferences

Which of the following characteristics is acquired?

• widow's peak

• attached earlobes

• dimples

• large muscles

A tightly wound strand of DNA is known as a(n) -

• allele

• gene

• chromosome

A sequence of DNA that codes for a specific trait is a(n) -

• chromosome

• allele

• gene

The genetic makeup of an organism is known as its -

• phenotype

• genotype

The physical characteristics of an organism is its -

• genotype

• phenotype

Which of the following genotypes is homozygous dominant?

• FF

• Ff

• ff

Which of the following genotypes is homozygous recessive?

• FF

• Ff

• ff

Which of the following genotypes is heterozygous?

• FF

• Ff

• ff