Across
- 4. any of various naturally occurring extremely complex substances that consist of amino-acid residues joined by peptide bonds, contain the elements carbon, hydrogen, nitrogen, oxygen, usually sulfur, and include many essential biological compounds.
- 5. an infectious disease especially of young children that is caused by the poliovirus.
- 6. a preparation of killed microorganisms, living attenuated organisms, or living fully virulent organisms that is administered to produce or artificially increase immunity to a particular disease.
- 9. of, relating to, or being a method of harvesting or using a resource so that the resource is not depleted or permanently damaged
- 12. a malignant tumor of potentially unlimited growth that expands locally by invasion and systemically by metastasis.
- 13. the aggregate of genetically identical cells or organisms asexually produced by or from a single progenitor cell or organism.
- 15. the techniques or actions customarily applied in a specified situation.
- 17. a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
Down
- 1. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
- 2. the reception of genetic qualities by transmission from parent to offspring.
- 3. an operation or procedure carried out under controlled conditions in order to discover an unknown effect or law, to test or establish a hypothesis, or to illustrate a known law.
- 7. the fundamental and distinctive characteristics or qualities of someone or something, especially when regarded as unchangeable.
- 8. the state of knowing : knowledge as distinguished from ignorance or misunderstanding.
- 10. the study of the general principles of scientific classification.
- 11. a branch of knowledge that deals with living organisms and vital processes.
- 14. the condition of being sound in body, mind, or spirit
- 16. a malignant tumor of potentially unlimited growth that expands locally by invasion and systemically by metastasis.
