4. State the principle that explains why there must be the same number of atoms of cach element on each side of an equation.

5. Identify which number indicates the number of atoms of each element in a molecule
of a substance
Without Enzyme
In your textbook, read about activation energy
and enzymes.
Refer to the pranh of the reaction pathway.

answer: blah

explanation:

bc blah

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

the areas around the equator

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]