General Biology/Classification of Living Things/Eubacteria/Answers

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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.