Molecular Genetics — Flashcards

Primary lactase deficiency occurs due to absence of the _____ allele

Which enzyme is responsible for relaxing the DNA strand by creating single- or double-stranded breaks in the DNA helix to add/remove supercoils? _____

How many ring(s) do purines have?_____

_____ is a mutation that may occur spontaneously or due to heat or nitrates

If a mother has a mitochondrial disease, all her children are _____

Do patients with -thalassemia due to a four gene deletion have any -globin? _____

What type of gene is the BTK gene?_____

If a disease has an autosomal dominant inheritance pattern, it is usually _____ skip generations

What is the mode of inheritance of cystic fibrosis? _____

The _____ subunits of the anterior pituitary hormones TSH, FSH, and LH are different and are responsible for the unique biologic activity of each hormone