Science Fun!

4. Organisms whose cells lack a nucleus and other organelles
7. Small single-celled organisms that are found almost everywhere on earth and are vital to the planet's ecosystems
9. Submicroscopic infectious agent that replicates only inside the living cells of an organism
11. enzymes that cut nucleic acid at specific restriction sites and produce restriction fragments
15. Any group of viruses that infect bacteria.
16. Having or consisting of many cell or more than one cell to perform all vital functions
18. Protein losing its normal shape due to heat or other factors
19. Complex carbohydrates that is made in the body, stored in the liver and muscle of humans
20. Simple sugar that circulates in the blood and provides energy

1. An infectious disease that most often affects the lungs
2. Type of macronutrient found in many foods
3. Procedure used to separate and analyze DNA fragments
5. An electromagnetic wave of high energy and very short wavelength, which is able to pass through many materials opaque to light
6. Cells that grow uncontrollably and spread locally and/or to distant sites
8. Asexual reproduction in prokaryotes, where a grown parent cell splits in half
10. Made up of amino acids
12. A medical examination performed using magnetic resonance imaging
13. Refering to a dead body
14. Cell or organism that possesses a clearly defined nucleus.
17. Proteins that help speed up metabolism, or the chemical reactions in our bodies