What maintains the secondary structure of a protein? A) peptide bonds B) hydroge

Question

What maintains the secondary structure of a protein? A) peptide bonds B) hydrogen bonds C) disulfide bonds D) ionic bonds E) phosphodiester bonds An example of a hydrogen bond is the bond between A) C and H in methane (CH_4). B the H of one water molecule and the O of another water molecule. C) Na^+ and Cl^- in salt. D) the two hydrogen atoms in a molecule of hydrogen ga (H_2) E) Mg^+ and Cl^- in MgCl_2. Which of the following is not a characteristic of living organisms? A) Regulation of internal environment B) Composed of one or more cells C) Ability to produce biological molecules D) Ability to respond to environmental changes E) None of the above

Explanation / Answer

The atom can be changed into ion by adding an electron

When an ion is formed, the number of protons does not change.

Neutron doesnt have any charge so that eliminates the option

Isotope is a type so that rules out that option

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