In animal husbandry, the 'Murrah' breed is highly valued for its high milk yield and is a breed of: MCQ with Answer and Explanation

Explanation:
Penicillin is derived from the fungus Penicillium chrysogenum (formerly P. notatum). Alexander Fleming discovered it in 1928.

Explanation:
Gene therapy involves correcting a genetic defect by introducing a functional gene into a patient's cells. The first clinical gene therapy was given in 1990 to a 4-year-old girl with Adenosine Deaminase (ADA) deficiency, a severe combined immunodeficiency (SCID) caused by a mutation in the ADA gene. The functional ADA gene was introduced into her lymphocytes using a retroviral vector.

Explanation:
Saccharomyces cerevisiae (baker's yeast) ferments sugars to ethanol and CO₂, a process used in biofuel production, brewing, and baking. Lactobacillus produces lactic acid, Aspergillus oryzae is used in soy sauce and sake fermentation, Rhizopus is a mold causing bread spoilage. Yeast can utilize various feedstocks like corn, sugarcane.