During redox reactions, a. a substance that gains electrons often gains protons as well.
b. protons from one molecule replace the electrons lost from another molecule.
c. energy is released when chemical bonds are formed by electrons.
d. oxidation can occur without reduction.

In which situations is the principle of cross-cutting relationship useful in determining relative age?

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.