1
JEE Main 2023 (Online) 24th January Evening Shift
Numerical
+4
-1
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Total number of tripeptides possible by mixing of valine and proline is ___________

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2
JEE Main 2023 (Online) 24th January Morning Shift
Numerical
+4
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Uracil is a base present in RNA with the following structure. % of N in uracil is ___________

JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Biomolecules Question 23 English

Given:

Molar mass N = 14 g mol$$^{-1}$$

O = 16 g mol$$^{-1}$$

C = 12 g mol$$^{-1}$$

H = 1 g mol$$^{-1}$$

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3
JEE Main 2022 (Online) 29th July Morning Shift
Numerical
+4
-1
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In a linear tetrapeptide (Constituted with different amino acids), (number of amino acids) $$-$$ (number of peptide bonds) is ________.

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4
JEE Main 2022 (Online) 29th June Morning Shift
Numerical
+4
-1
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C6H12O6 $$\buildrel \text{Zymase} \over \longrightarrow $$ A $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_\Delta ^\text{NaOI}} $$ B + CHI3

The number of carbon atoms present in the product B is _______________.

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