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MB (ASCP)
Exam
Questions
and Answers
Graded A+
MB (ASCP) Exam
Predominant form of DNA ✔✔ Right-handed B
DNA and histone interaction is due to what type of bond? ✔✔ Ionic
What stains to the minor groove of DNA duplex? ✔✔ SYBR Green
What is the most abundant type of RNA? ✔✔ Ribosomal RNA (rRNA)
What does RNA act as in a retrovirus? ✔✔ Genome and mRNA
What increases half-life of mRNA? ✔✔ 5' Methyl Cap
What kind of DNA is most likely to be transcriptionally active? ✔✔ Euchromatin
What is the most common type of eukaryotic DNA? ✔✔ Satellite DNA
What specimen has the most DNA according to molecular weight? ✔✔ White
Blood
Cells
What amino acids compose histones? ✔✔ Lysine and Arginine
Amino acid that all proteins start with: ✔✔ Methionine
What protects the DNA strand during replication? ✔✔ Single-stranded binding protein
Leading Strand ✔✔ 3' to 5' template
Lagging Strand ✔✔ 5' to 3' template
What DNA strand is being copied in transcription? ✔✔ Antisense Strand
First step after newly formed mRNA is made? ✔✔ Addition of poly(A) tail
Every time the chromosome is copied it would become shorter if not for what enzyme?
✔✔
Telomerase
What polymerase has repair activity? ✔✔ Beta/Epsilon
What polymerase acts on leading strand? ✔✔ Delta
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