Question
Which of the following molecular interactions is the
strongest in stabilizing the tertiary structure of proteins?Solution
Disulfide bonds are covalent bonds formed between two cysteine residues through oxidation of their sulfhydryl (-SH) groups. These bonds provide strong structural stability to proteins, particularly extracellular proteins like insulin and keratin. Key Points: • Disulfide bonds form between two cysteine residues (-SH → -S-S-). • Stronger than hydrogen bonds and ionic interactions. • Play a crucial role in protein folding and stability. • Found in extracellular and secretory proteins.
It is invariably life in the fast pane for aircraft fitted with this engine, often used for troop transport or medevacking operations.
During the winters the polar bear goes without food by nearly five to six months.
The two famous writers crossed swords with each other on every issue.
Slap on the Wrist
In each of the following questions a statement has been given with highlighted idioms. You are required to choose the meaning of the idioms from the op...
Fill in the blank given below using the correct idiom.
Despite the obstacles, Jane decided to _______________ and launch her own business.
...Make one's mark
"At first, the proposal seemed unrealistic, but it turned out to be a blessing in disguise ."
Select the most appropriate meaning of the given idiom.
full of beans
In the following questions, out of the 4 alternatives, choose the alternative which best expresses the meaning of the idiom/phrases.
Turn over...
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