Cell Respiration

The energy a cell needs to build molecules or to complete daily activities is supplied by

• electrons

• water

• ATP

• carbon dioxide

The energy released from ATP is used to

• build new molecules

• perform life activities

• power chemical reactions

• all of the answers are correct

Breaking the outer phosphate bond of ATP

• rarely occurs

• is irreversible

• releases energy

• none of these are correct

ADP is able to cycle back into ATP as bonds are created. The enzyme that assists in this is

• ATP Synthase

• Carbonic anhydrase

• ATP Catalase

• None of these are correct

In eukaryotic cells, most ATP is produced in the

• mitochondria

• nucleus

• golgi apparatus

• rough endoplasmic reticulum

During cellular respiration,

• The complete breakdown of glucose yields ATP molecules

• Carbon dioxide is required to produce ATP

• NADPH is produced

• all of these answers are correct

Products of glycolysis include

• pyruvate

• ATP

• NADH

• all of these are made during glycolysis

Glycolysis occurs in the _____________________.

• cytoplasm

• mitochondrial matrix

• inner mitochondrial membrane

• outer mitochondrial membrane

A net total of ______ ATP molecules are created during glycolysis.

• two

• four

• thirty-four

• thirty-six

Glucose is broken down into ___________ during ____________.

• Carbon dioxide; glycolysis

• Pyruvate; glycolysis

• Carbon dioxide; ATP phosphorylation

• Pyruvate; the Krebs cycle