1
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
$${C_{12}}{H_{22}}{O_{11}} + {H_2}O\buildrel {Enzyme\,A} \over \longrightarrow \mathop {{C_6}{H_{12}}{O_6}}\limits_{Glu\cos e} + \mathop {{C_6}{H_{12}}{O_6}}\limits_{Fructose} $$

$$\mathop {{C_6}{H_{12}}{O_6}}\limits_{Glu\cos e} \buildrel {Enzyme\,B} \over \longrightarrow 2{C_2}{H_5}OH + 2C{O_2}$$

In the above reactions, the enzyme A and enzyme B respectively are :
A
Zymase and Invertase
B
Invertase and Amylase
C
Amylase and Invertase
D
Invertase and Zymase
2
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Fructose is an example of :
A
Heptose
B
Pyranose
C
Ketohexose
D
Aldohexose
3
JEE Main 2021 (Online) 17th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Which of the following is correct structure of tyrosine?
A
JEE Main 2021 (Online) 17th March Morning Shift Chemistry - Biomolecules Question 79 English Option 1
B
JEE Main 2021 (Online) 17th March Morning Shift Chemistry - Biomolecules Question 79 English Option 2
C
JEE Main 2021 (Online) 17th March Morning Shift Chemistry - Biomolecules Question 79 English Option 3
D
JEE Main 2021 (Online) 17th March Morning Shift Chemistry - Biomolecules Question 79 English Option 4
4
JEE Main 2021 (Online) 16th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
The secondary structure of protein is stabilised by:
A
Hydrogen bonding
B
glycosidic bond
C
Peptide bond
D
van der Waals forces
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