Unit 2 Review

Review Unit 2

mRNA- Carries the message

​tRNA-Carries the amino acid
rRNA-Makes up the ribosome

​What are the types of RNA?

Draw

Circle the mRNA.

Draw

Circle the tRNA

Draw

Circle the amino acid.

Multiple Choice

What determines the proteins that are synthesized?

• the sugar-phosphate backbone

• the sequence of nucleotides

Match

Match the following

• TAC

• CAT

• TAT

• GGG

• TAA

AUG

GUA

AUA

CCC

AUU

• AUG

• GUA

• AUA

• CCC

• AUU

Open Ended

What is one difference between DNA and RNA?

Multiple Choice

Why are scientists able to insert bioluminescent genes from a jellyfish into a zebrafish embryo?

• Bioluminescent genes can only be inserted into mammals.
• Zebrafish cannot accept any foreign genes.
• Scientists can insert bioluminescent genes from a jellyfish into a zebrafish embryo due to compatible cellular mechanisms for gene expression.
• Jellyfish genes are too complex for zebrafish embryos.

Multiple Select

Which mutations cause frameshift mutations?

• substitutions

• deletions

• insertions

• inversions