Infectious disease

2. a widespread occurrence of an infectious disease over a whole country or the world country or the world at a particular
7. likely to be transmitted to people organisms etc through the environment
8. any member of a group of diverse eukaryotic predominantly unicellular microscopic organisms
9. a bacterium virus or other microorganism that can cause disease
11. fission , asexual reproduction by a separation of the body into two new bodies. In the process of binary fission, an organism duplicates its genetic material, or deoxyribonucleic acid (DNA), and then divides into two parts (cytokinesis), with each new organism receiving one copy of DNA
12. a resistant asexual spore that develops inside some bacteria cells

1. virus is an infectious microbe consisting of a segment of nucleic acid (either DNA or RNA) surrounded by a protein coat. A virus cannot replicate alone; instead, it must infect cells and use components of the host cell to make copies of itself
3. Any group of spore producing organisms feeding on organic matter.
4. A an organism, typically a biting insect or tick, that transmits a pathogen, disease, or parasite from one animal or plant to another
5. having normal physical functions suspended or slowed down for a period of time
6. A large group of single celled microorganisms
10. a substance produced by a living organisms which acts as a catalyst to bring about a specific biochemical reaction.