ASCP Molecular Biology Certification Exam
2026/2027 With Answers
Pyrimidine - âœâ€Ã¢Å“â€One carbon ring
Cytosine, Thymine, Uracil
Purine - âœâ€Ã¢Å“â€Two carbon rings
Adenine, Guanine
How are nucleotides joined together? - âœâ€Ã¢Å“â€Condensation to form phosphodiester bond
What is the function of mRNA? - âœâ€Ã¢Å“â€Carries genetic info out of nucleus
Transcript translated to protein
What is the function of tRNA? - âœâ€Ã¢Å“â€Carries aa to ribosome
Anticodon pairs with codon on mRNA strand
What is the function of rRNA? - âœâ€Ã¢Å“â€part of ribosome structure
most abundant RNA
coordinated coupling of tRNA to mRNA codons
Feedback inhibition - âœâ€Ã¢Å“â€Product of pathway is noncompetitive inhibitor