Which correctly describes a part of an atom?
A The electrons are positively charged.
® The neutrons are negatively charged.
C The nucleus does not have a charge.
The protons are positively charged.

The protons are positively charged and are present inside the nucleus of an atom

cellular respiration oxidizes food into energy in the form of atps.

glycolysis (6 c hexose) > 2x atps are used > 6c hexose biphosphate > 2 x 3c triphosphate >

2 x 3c pyruvate (2x nadh produced from nad) and (4x atp produced)

pyruvate actively pumped mitochondrial matrix.

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex