Which of the following defines evolution? a change in environmental conditions a change in an animal''s physical traits a change in a population''s gene pool a change in an individual''s genetic makeup

Galaxy whose shape seems different follow no set pattern are classified as

What happens when the cell copies its chromosomes

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems