When a plant grows , the size of the leaves of that plant may increase.
Leaves are the primary photosynthetic organs of a plant.
When a plant grows , the size of  photosynthetic organs of that plant may increase.
When a plant grows , the size of _   of that plant may increase

(1) male gametes
(2) deoxyribonucleic acid
(3) rapid expansion
(4) photosynthetic  organs
(5) barrel-shaped
(6) genetic diversity
(7) Inches or fractions of inches.
(8) basic building blocks of life