Genetic Review

Which of the following is NOT one of the 3 major differences between DNA and RNA?

• DNA single stranded, RNA double stranded

• DNA deoxyribose sugar, RNA ribose sugar

• DNA has Thymine, RNA has Uracil

• DNA double stranded, RNA single stranded

mRNA leaves the nucleus and enters the ________, where it then attaches to a _____________.

• Ribosome, Cytoplasm

• Cytoplasm, Codon

• Ribosome, Codon

• Cytoplasm, Ribosome

During Transcription, what is produced?

• tRNA

• DNA

• Protein

• mRNA

This type of mutation occurs when a base is swapped with another

• Substitution

• Insertion

• Deletion

• Frameshift

Tags

NGSS.HS-LS3-2

This type of mutation occurs when a base is added into an existing sequence

• Substitution

• Deletion

• Insertion

• Silent

Tags

NGSS.HS-LS3-2

This type of mutation occurs when a base is removed from a sequence

• Substitution

• Deletion

• Insertion

• Silent

Tags

NGSS.HS-LS3-2

DNA is located in the __________ of the cell

• Cytoplasm

• Ribosome

• Nucleus

• Mitochondria

What is natural selection?

• process in which helpful traits become more common over time

• a trait that helps an organism survive better

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Adaptations can be:

• camouflage

• ability to survive cold weather

• hunting skills

• all of the above

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-2

Differences in traits are called:

• natural selection

• genetic variations

• artificial selection

• adaptations

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2