GENETICS - SCIENCE FINAL TEST REVIEW

What is heredity?

• The passing of genes or traits from one's parents to offsprings.

• The study of genes.

• Genetics

What is the study of genes?

• DNA

• GENETICS

• BIOLOGY

The smallest unit of genetic material; section of a chromosome.

Match the following:

• Trait

• Tightly wound strand of DNA typically formed in an X like pattern.

• DNA

• Genetic material that contains organism's instructions to perform life fuctions.

• Chromosome

• Visible or invisible characteristic of an organism.

Which term means "same alleles"?

• Heterozygous

• Homozygous

• Hybrid

Homozygous dominant are represented with a:

• Capital letter

• Lower case letter

• Roman numeral

Which word is synonymous to homozygous recessive?

• Hybrid

• Purebred

• Regular

Which word is a synonym to heterozygous?

• Hybrid

• Purebred

• Regular

Phenotype refers to the...

• Physical appearance

• Genetic makeup

• Recessive alleles

When the genotype consists of a dominant and a recessive allele, the phenotype will be...

• Dominant

• Recessive

• Neither