1 donor cell attaches to a recipient cell with its pilus. the pilus draws the cells together....

4
1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together. Chromosome F plasmid Conjugation pilus F + cell F cell

Upload: tamsyn-wilson

Post on 19-Dec-2015

213 views

Category:

Documents


1 download

TRANSCRIPT

Page 1: 1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together. Chromosome F plasmid Conjugation pilus F + cellF – cell

1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together.

ChromosomeF plasmid

Conjugation pilus

F+ cell F– cell

Page 2: 1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together. Chromosome F plasmid Conjugation pilus F + cellF – cell

The cells contact one another.

1

2

Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together.

ChromosomeF plasmid

Conjugation pilus

F+ cell F– cell

Page 3: 1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together. Chromosome F plasmid Conjugation pilus F + cellF – cell

The cells contact one another.

The plasmid replicates one of its strands and transfers the daughter strand to the recipient.

1

2

3

Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together.

ChromosomeF plasmid

Conjugation pilus

F+ cell F– cell

Page 4: 1 Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together. Chromosome F plasmid Conjugation pilus F + cellF – cell

The cells contact one another.

The plasmid replicates one of its strands and transfers the daughter strand to the recipient.

1

2

3

4 The recipient simultaneously synthesizes a complementary strand to become an F+ cell.

Donor cell attaches to a recipient cell with its pilus. The pilus draws the cells together.

ChromosomeF plasmid

Conjugation pilus

F+ cell F+ cell

F+ cell F– cell