Q: How do organisms grow and repair themselves? Choices: - cell death - mutation - symbosis - cell division A:
cell division

Q: Plants are complex organisms with tissues organized into what? Choices: - carbons - systems - families - organs A:
organs

Q: Structures that have lost their use through evolution are called _______ Choices: - primordial structures - residual structures - symbiotic structures - vestigial structures A:
vestigial structures