Molecular Genetics US Medical PG Flashcards - Medical Study Cards
Master Molecular Genetics with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Molecular Genetics Flashcard Deck - 10 Cards
Flashcard 131: What is the mode of inheritance of SCID secondary to ADA deficiency?
_____
Answer: Autosomal recessive
Extra:
Watch Combined B & T Cell Disorders [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-immunology/videos/medical-pathophysiology-immunology-immunodeficiency-combined-b-and-t-cell-disorders?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]
https://onlinemeded.org/spa/pediatrics/immunodeficiency/acquire?ref=anki
Flashcard 132: Which immunoglobulin isotypes can exist as a monomer?
_____
Answer: All Ig types
Extra: All immunoglobulin isotypes (IgG, IgA, IgM, IgE, IgD) can exist in the monomeric form.
Note:
- IgG, IgE, and IgD are **always** monomers.
- IgA can be a monomer or a dimer (linked by J chain).
- IgM can be a monomer (on B-cell surface) or a pentamer (secreted).
Flashcard 133: The formation of Barr bodies (X-chromosome inactivation) is also known as _____
Answer: lyonization
Extra:
Watch Chromatin Structure [https://dashboard.sketchy.com/study/medical/courses/medical-biochemistry/units/medical-biochemistry-molecular-biology/videos/medical-biochemistry-molecular-biology-dna-chromatin-structure?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]
https://onlinemeded.org/spa/genetics/modes-of-inheritance/acquire?ref=anki
Flashcard 134: Hydroxyurea inhibits ribonucleotide reductase, the enzyme that converts _____ to _____
Answer: UDP
Extra: Ribonucleotide reductase is the rate-limiting enzyme that converts ribonucleoside diphosphates (NDPs) to deoxyribonucleoside diphosphates (dNDPs) for DNA synthesis.
Flashcard 135: β-thalassemia is usually due to gene _____
Answer: mutations
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/hematology-and-oncology/videos/microcytic-anemia?index=16]
https://onlinemeded.org/spa/cirrhosis-iii-acute-decompensation?ref=anki
Atlas:
Other:
Flashcard 136: Which bases are purines?
_____
Answer: Adenine and guanine
Extra:
Watch Chromatin Structure [https://dashboard.sketchy.com/study/medical/courses/medical-biochemistry/units/medical-biochemistry-molecular-biology/videos/medical-biochemistry-molecular-biology-dna-chromatin-structure?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical] Watch associated Bootcamp video [https://app.bootcamp.com/med-school/genetics/videos/dna-structure?index=2]
https://onlinemeded.org?ref=anki
Flashcard 137: Are RNA and protein typically fragmented before analysis?
_____
Answer: No
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/genetics/videos/laboratory-techniques?index=4]
https://onlinemeded.org?ref=anki
Flashcard 138: Growth hormone is a single-chain polypeptide that is homologous with _____ and human placental lactogen
Answer: prolactin
Extra:
https://onlinemeded.org/spa/endocrinology?ref=anki
Flashcard 139: What class of diseases is myotonic dystrophy a part of?
_____
Answer: Trinucleotide repeat expansion diseases
Extra:
https://onlinemeded.org/spa/genetics?ref=anki
Flashcard 140: _____ are a laboratory technique used to profile gene expression levels of thousands of genes simultaneously to study certain diseases and treatments
Answer: Microarrays
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/genetics/videos/laboratory-techniques?index=5]
https://onlinemeded.org?ref=anki
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