Practice question

MCQ

Question

Consumption of untreated corn as the staple food causes the disease, pellagra. Pre-treatment of corn with Ca(OH)2 prevents this disease. Given below are options listing possible effects of Ca(OH)2 treatment (Column X) and the enzymes affected (Column Y). Select the correct match relevant for preventing pellagra from the options listed below.

Options

Choose one · Correct answer highlighted

C- iv B- i A- iii Correct D- ii

Explanation

consumption of untreated corn as the staple operates via A- iii represents established outcome. functional assays validates option C. Other options propose substrate or regulatory direction, inconsistent with published kinetics and mutant phenotypes.

Share this question

Discussion

Comments

0 comments

Please log in to join the discussion.

No comments yet. Be the first to start the discussion.

Related blogs

Guides and insights connected to this topic

Genetic 25 Sep 2026

Telomeres - Structure, Functions, End Replication Problem, Telomerase, Aging, Disease and Factors Affecting Length

Explore telomere structure, their role in chromosome stability, the end‑replication problem, telomerase activity, aging and disease factors.

Genetic 25 Sep 2026

HtrA Gene and Protein - Structure, Dual Functions, Apoptosis Mechanism and Disease | Pointwise Notes with Maroon Highlights

HtrA proteins are serine proteases with PDZ domains that regulate mitochondrial quality control and trigger apoptosis. Human members HTRA1‑4 are linked to Parkinson’s

Genetic 25 Sep 2026

Heterochromatin - Definition, Types, Structure, Formation, Functions, Dynamics and Role in Disease

Discover heterochromatin’s dense structure, constitutive vs facultative forms, formation mechanisms, functions, and links to human disease.