Microbiology Tutorial 1 2023

1. These bacteria produce natural gas.
4. common ancestral cell from which all cells descended.
7. A circular mass of genetically identical cells on an agar plate.
8. Microbial __________ is the study of microbes in their natural environment.
9. The process of change over time that results in new varieties and species of organisms.
10. The gut ____________ is composed of a diverse array of microorganisms that can digest complex carbohydrates in humans.
11. Highest taxonomic rank.
12. Another tem for shape in relation to microbial cells.
13. Food that is capable of spoiling is known as _______________ food.
16. The process of converting mRNA into protein.
17. _____________ refers to all living organisms plus physical and chemical constituents of their environment.
18. genetic material in prokaryotic cells.
19. A type of curved cell.
22. Protein-synthesizing structures.

2. The process of converting DNA into mRNA.
3. The hypothesis that living organisms can originate from nonliving matter.
5. Aqueous part of cell that contains DNA, lipids, proteins, polysaccharides etc.
6. Another term for the synthesis of new substances or structures that modify the cell (only occurs in some microbes).
14. protein catalysts that accelerate chemical reactions.
15. Another term for eight round cells that are arranged together after division.
20. A simple form of cell division used by bacterial cells.
21. This scientist carried out important work to demonstrate the concept of infectious diseases.