Genetics (central dogma/mutations)

Mutate the DNA as it is DUPLICATED with a frameshift mutation. AAA TTT CCC

• AAA TTA CCC

• UUU AAA GGG

• TTT AAA GGG

• AAA TTC CC

Tags

NGSS.HS-LS3-2

Demonstrate transcription of the DNA sequence: TAC AAA TTT ACT

• mRNA: AUG UUU AAA UGA

• mRNA: ATG TTT AAA TGA

• mRNA: AUG TTT AAA UGA

• mRNA: Met - Ser - Val - stop

Tags

NGSS.HS-LS1-1

If a gene is composed of 20% adenine, what percentage of guanine makes up the gene?

• 20%

• 30%

• 40%

• 60%

What is the name of the mutation shown in the image?

• Insertion

• Deletion

• Substitution

• Frameshift

Tags

NGSS.HS-LS3-2

Is the mutation shown a gene or chromosome mutation?

• Gene mutation

• Chromosome mutation

• Both

• Neither

Tags

NGSS.HS-LS3-2

What is a possible cause for the mutation shown?

• Radiation

• Viral infection

• Chemical exposure

• All of the above

Tags

NGSS.HS-LS3-2

At what stage of the cell cycle would the mutation shown happen?

• G1 phase

• S phase

• G2 phase

• M phase

Tags

NGSS.HS-LS3-2

What is the role of mRNA in protein synthesis?

• Carries amino acids to the ribosome

• Forms the ribosome

• Carries the genetic code from DNA to the ribosome

• Catalyzes peptide bond formation

Which type of RNA is responsible for bringing amino acids to the ribosome?

• mRNA

• tRNA

• rRNA

• siRNA

What are the components involved in protein synthesis shown in the image?

a

b

c

d

e

f

g

tRNA

Amino acids

mRNA

Ribosome

Codon

Peptide chain

Anticodon

Tags

NGSS.HS-LS1-6