micro ch. 3

Question 0

This retains the primary stain and stains purple

Answer 0

Gram positive

Question 1

Uses nigrosin which is an acidic dye - sticks to glass-and turns pink/red.

Answer 1

Gram negative.

Question 2

This stain uses carbolfuchsin as primary stain, acid alcholol an methylene blue as the secondary stain-muse use steam.

Answer 2

Acid fast stain.

Question 3

This stain uses nigrosin which is an acidic dye and sticks to the glass.

Answer 3

Negative stain.

Question 4

Uses malachite green as primary stain and safranin as secondary.

Answer 4

Endospore

Question 5

What does the gram positive stain retain?

Answer 5

Primary stain

Question 6

What does the negative stain retain?

Answer 6

Secondary stain

Question 7

Cocci in pairs

Answer 7

Diplococci/bacilli

Question 8

Cocci in chains

Answer 8

Streptococci/bacilli

Question 9

Cocci in clusters

Answer 9

Single rods

Question 10

Rods and curves

Answer 10

Coccobacilli

Question 11

One or more twists

Answer 11

Spiral

Question 12

Curved rods

Answer 12

Vibrios

Question 13

Corkscrew shaped and move with whip like appendages called flagella

Answer 13

Spirilla

Question 14

Helical and flexible and move by axial filaments

Answer 14

Spirochetes

Question 15

4

Answer 15

Tetrads

Question 16

8

Answer 16

Sarcina

Question 17

Slide by side like a picket fence

Answer 17

Palisade

Question 18

This kills host

Answer 18

Lyric cycle

Question 19

This cycle the host remains Alice

Answer 19

Lysogenic cycle

Question 20

This is when a phage of DNA combines with the host DNA

Answer 20

Prophage

Question 21

Never comes out of chromosome - protects HIV from host immune system and antiviral drugs

Answer 21

Provirus

Question 22

Extra chromosomal genetic elements - replicates independently form chromosomal DNA

Answer 22

Plasmids