Semester 2 Final Review Part 1

Chromosomes that do not determine the sex of an individual are called

• homologous chromosomes

• chromatin

• autosomes

• sex chromosomes

A segment of DNA on a chromosome that codes for a specific trait is called

• chromatin

• protein

• genotype

• gene

In pea plants, T = tall and t = short. An example of a genotype is

• TT

• This is not the correct answer

• Tall

• Short

In pea plants, T = tall and t = short. An example of a phenotype is

• Tall

• Tt

• purple butterflies

• pink waffles

Which of the following is homozygous recessive?

• Don't pick this one

• TT

• tt

• Tt

Which of the following is heterozygous?

• Tt

• TT

• tt

• Don't pick this one

When predicting the results of a genetic cross, we use a

• Venn diagram

• Punnett Square

• pedigree

• flow chart

Traits controlled by genes on either the X or Y chromosomes are called

• incomplete dominance

• sex-linked traits

• multiple allele traits

• poly-genic inheritance

The process by which a DNA molecule makes a copy of itself is called

• reproduction

• mitosis

• replication

• translation

What is the name of the sugar found in DNA?

• sucrose

• deoxyribose

• glucose

• ribose