Across
- 4. Any of the rod-shaped or threadlike DNA-containing structures of cellular organisms
- 6. It is the basic structural, functional, and biological unit of all known living organisms
- 7. Physical material from which something is made or which has discrete existence
- 9. A grayish or reddish granular cell that is the fundamental functional unit of nervous
- 10. Any of various nucleic acids that are usually the molecular basis of heredity
Down
- 1. An operation to test a hypothesis and illustrate a known law
- 2. The definition of a protein is a substance that has amino acids
- 3. A method reconciling practical ends with scientific laws
- 5. The smallest particle of an element
- 8. A subordinate group or organization that performs specialized functions