Question

Name a respiratory pigment in plants

Answer 1

stomata
ok not sure hope it helps

Answer 2

STOMATA is the answer

In botany, a stoma, also called a stomate, is a pore, found in the epidermis of leaves, stems, and other organs, that facilitates gas exchange. The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the stomatal opening