3 Written questions
3 Multiple choice questions
- the act of making or becoming a single unit, In bacteria, the direct transfer of DNA between two cells that are temporarily joined.
- organism that REQUIRES A CONSTANT SUPPLY OF OXYGEN in order to live
- asexual reproductive processs in which one cell divides into two separate genetically indentical cells.
2 True/False questions
obligate anaerobe → an organism that cannot grow in the presence of oxygen
chemosynthesis → type of spore formed when a bacterium produces a thick internal wall that encloses its DNA and a portion of its cytoplasm