Dispute in general direction of motion of a galaxy relative to earth can be determined by

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

explanation:

answerblank(1); ecological; blank(2); evolutionary;