General Biology/Classification of Living Things/Eubacteria/Answers

1. Answers may vary. Some possibilities are:


 * 1) Binary fission produces two identical daughter cells.


 * 2) Daughter cells have 2n chromosomes; the daughter cells have the same number of chromosomes as the parent cell.


 * 3) Binary fission commences with a duplicate of the original chromosome.

2. Answers may vary. Some possibilities:


 * 1) Binary fission produces only two identical daughter cells.


 * 2) Daughter bacterial cells have 2n chromosomes, unlike n chromosomes for gametes.


 * 3) Binary fission transpires only in bacteria, and not in gametes.


 * 4) Binary fission does not involve any spindle fibres or asters.

3.


 * a) photoautotrophic


 * b) chemoheterophic


 * c) chemoheterophic


 * d) photoautotrophic


 * e) chemoautotrophic

4. Cocci; least surface area.

5.


 * a) Plasmids


 * b) Conjugation.

6. Yes, because endospores are quite robust.