(C) $-$ Zwitterions,such as amino acids at physiological $pH$,have both a positive amino group $(-NH_3^+)$ and a negative carboxyl group $(-COO^-)$.$-

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(C) $-$ Zwitterions,such as amino acids at physiological $pH$,have both a positive amino group $(-NH_3^+)$ and a negative carboxyl group $(-COO^-)$.$-$ This makes them molecules with opposite polarity charges.$-$ Cations and anions only have one type of charge.

Class 11 Biology Biomolecules Proteins

Medium

Molecules that bear charged groups of opposite polarity are known as $:-$

A
Cations
B
Anions
C
Zwitter ions
D
Negative ions

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Molecules that bear charged groups of opposite polarity are known as $:-$

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At which level of organization does a protein consisting of only a single polypeptide become functional?

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