DNA Genetics Review

DNA Part 2 and Genetics Review

Multiple Select

Which of the following is TRUE? Check all that apply.

• The sugar in DNA is deoxyribose, the sugar in RNA is ribose.

• DNA and RNA are both double-stranded.

• DNA has thymine and RNA has uracil.

• Both DNA and RNA contain the code for making proteins.

Multiple Choice

Proteins are made up of long chains of ___.

• genes

• nitrogen bases

• amino acids

• nucleotides

Multiple Choice

What cell part makes proteins?

• Mitochondria

• Ribosomes

• Nuclei

• Golgi bodies

Multiple Select

Which of the following are traits inherited through our DNA?

• Taste in music

• Red hair

• Accent

• Foot size

Multiple Select

What are the two alleles for Snork body colors? Check two.

• Red

• Puple

• Green

• Blue

Multiple Choice

Which of the following is FALSE?

• Genetics is the science of how traits are inherited.

• Heredity is the passing of traits from parents to offspring.

• A gene is a piece of DNA that codes for a protein.

• The Snork will get two genes from each parent.

Multiple Choice

Blue body color is dominant in Snorks. Red is recessive. If a baby Snork gets one copy of a blue allele and one copy of a red allele, what body color will the Snork have?

• Blue

• Red

• Both Blue and Red

• Purple

Multiple Select

If blue body color is dominant and red body color is recessive, what alleles would give a blue body? Check all that apply.

• BB

• bb

• Bb

Multiple Choice

If blue body color is dominant and red body color is recessive, what alleles would result in a red body color? Check all that apply.

• BB

• bb

• Bb

• bB

Multiple Select

Which of the following are examples of genotypes? Check all that apply.

• EE

• freckles

• dd

• Mm

• dark hair

Multiple Select

Which of the following are example of phenotypes? Check all that apply.

• dimples

• Ff

• XX

• blue eyes

• six fingers on each hand

Multiple Select

Which of the following genotypes are homozygous? Check all that apply.

• TT

• Ll

• ff

• Dd

Multiple Select

Which of the following genotypes is heterozygous? Check all that apply.

• gg

• Ee

• Uu

• NN

Multiple Select

Which of the following genotypes is homozygous dominant? Check all that apply.

• hh

• BB

• jj

• TT