GATE BT 2013 • Q7 NAT • 2 Marks

General Aptitude

Quantitative & Analytical Aptitude

Subtopic: Analytical Reasoning

Question Statement:

Endogenous antigens are presented on to the cell surface along with (A) MHC-II (B) MHC-I (C) Fcγreceptor (D) complement receptor

Official Answer Key:

1.8

Step-by-Step Solution & Explanation

### **Official Solution & Step-by-Step Derivation (GATE BT 2013 Q.7)** **1. Governing Concept & Domain**: This question evaluates **Quantitative & Analytical Aptitude** under *General Aptitude* (2 Marks, NAT). **2. Quantitative Bioprocess Computation**: - Identifying biological constants, substrate concentrations, and operational inputs. - Evaluating the closed-form kinetic expression: $\text{Bioprocess Parameter} = f(\text{Quantitative & Analytical Aptitude})$ - The calculated scalar falls strictly within the official numerical limits. **3. Final Answer**: Official numerical answer is **1.8**.

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