Lab 2

Question 1

In what type of DNA strucure within bacterial cells are antibiotic resistance gens most ofgen found ?

Answer 1

The type of DNA is plasmid

Question 2

How are such genes most often from one bacterial species to another ?

Answer 2

they are transformation (DNA) most common . In addition, I think if limited to certain species, likely a connected to conjugation or transduction.

Question 3

How are such genes most often from one bacterial species to another (3 method) ?

Answer 3

Transduction , transformation , conjugation

Question 4

Sketch typeical E.coli batch culture growth curve as it would appear on semi-log paper. Indicate a time of addition of antibiotic and show the post-addition effect “ expected “ of (A) No antibiotic added; (B) kanamycin added (C) ampicillin added

Answer 4

Question 5

How is mitochondrial DNA inherited and why is it inherited this way ?

Answer 5

mitochondrial DNA is from mother

Because cytoplasm & mitochondria of zygote (egg)