DNA and protein synthesis Review

What is the number of strands in DNA?

• 1

• 2

• 3

• 4

Fill in the blank: The complementary strand of DNA for ATAGCCGTAAC is ________.

• A) TATCGGCATTG

• B) ATAGCCGTAAC

• C) CGGATTAACC

• D) GCTAGGCTTAA

What is the first step of protein synthesis?

• Translation

• Transcription

• Replication

• Mutation

Fill in the blank: All organisms use DNA for the instructions to make _________.

• Carbohydrates

• Lipids

• Proteins

• Nucleic acids

Fill in the blank: A condensed DNA molecule that contains genetic information is called a __________.

• A) Chromosome

• B) Gene

• C) Nucleus

• D) Cell

In biotechnology, how is it used in agriculture?

• Forensics

• Medicine

• Agriculture

Look at the DNA fingerprint. Who matches the felon’s DNA? S1, S2, or S3?

• S1

• S2

• S3

What is the mRNA sequence transcribed from the DNA sequence TAC CGC TCC GCC GTC GAC AAT ACC ACT?

• A) AUG GCG AGG CGG CAG CUG UUA UGG UGA

• B) UAC CGC UCC GCC GUC GAC AAU ACC ACU

• C) AUG CGC AGG CGG CAG CUG UUA UGG UGA

• D) UAC GCG UCC GCC GUC GAC AAU ACC ACU

Fill in the blank: The tRNA sequence that pairs with the mRNA sequence AUG ACU AGC UGG GGG UAU UAC UUU UAG is ____.

• UAC UGA UCG ACC CCC AUA AUG AAA AUC

• UAC UGA UCG ACC CCC AUA UAC AAA AUC

• UAC UGA UCG ACC CCC AUA UAC UUU AUC

• UAC UGA UCG ACC CCC AUA UAC AAA UAG

Label the nucleotide

a

b

c

phosphate

nitrogen base

sugar

Tags

112.42.c.7.A