Across
- 4. organ is a collection of tissues that structurally form a functional unit
- 6. a member of a large group of unicellular microorganisms.
- 8. the eukaryotic organisms of the biological kingdom Plantae
- 9. is a genus of bacteria that lack a cell wall around their cell membranes.
Down
- 1. is composed of more than one cell, with groups of cells
- 2. is the passing on of traits from parents to their offspring
- 3. any nourishing substance assimilated by an organism
- 5. the study of living organisms, divided into many specialized fields
- 7. are the smallest unit of matter that retains all of the chemical properties of an element
- 10. the smallest structural and functional unit of an organism.