AP Bio Unit 6 Biotechnology

If you were to observe the activity of methylated DNA, you would expect it to

• be unwinding in preparation for protein synthesis.

• have turned off or slowed down the process of transcription.

Tags

NGSS.HS-LS3-2

This can inhibit transcription by blocking the binding of positively acting transcription factors to the DNA:

• enhancer

• promoter

• repressor

Which of the following separates molecules by movement due to size and electrical charge?

• gel electrophoresis

• gene cloning

Restriction fragments of DNA are typically separated from one another by which process?

• gel electrophoresis

• PCR

The segment of DNA shown in the figure has restriction sites I and II, which create restriction fragments A, B, and C. Which of the gels produced by electrophoresis shown below best represents the separation and identity of these fragments?

• 
• 

The DNA profiles in the figure represent four different individuals. Which of the following statements is consistent with the results?

• B is the child of A and C.

• C is the child of A and B.

Tags

NGSS.HS-LS3-1

Which of the following are characteristics of Prokaryotic DNA? (more than 1 answer applies)

• Single linear strand

• Single circular strand

• Multiple linear strands

• Plasmids

• Contains histones

Which of the following are characteristics of plasmids? ( more than 1 answer applies)

• Circular DNA strand

• RNA strands

• Contain resistance genes

• Found in eukaryotes

• Found in prokaryotes

Which of the following describe the structure of mature RNA? (more than 1 answer applies)

• Contains Uracil

• Contains introns and exons

• Has a poly-A tail and 5' cap

• Single stranded

• Circular strand

Which of the following would be transcribed from the following DNA sequence? 3' ATC GAA TTA CGA 5'

• 5' UAG CUU AAU GCU 3'

• 5' AUC GAA UUA CGA 3'

• 3' UCG UAA UUC UAG 5'

• 3' TAG CTT AAT GCT 5'

• 5' TAG CTT AAT GCT 3'

Tags

NGSS.HS-LS1-1