Chapter 22, Microorganisms: Archaea, Bacteria And Protists

Question 0

Bacteria has simpler cell walls with large amounts of peptidoglycan

Answer 0

Gram positive

Question 1

Network of sugar polymers cross linked by polypeptides.

Answer 1

Peptidoglycan

Question 2

Bacteria has more complex cell walls and less peptidoglycan. Outer membrane on the cell wall contains lipopolysaccharides, carbohydrates bonded to lipids

Answer 2

Gram negative

Question 3

Lactobacillus is

Answer 3

Gram positive

Question 4

Streptococci is

Answer 4

Gram positive

Question 5

Bacillus is

Answer 5

Gram positive

Question 6

Clostridium is

Answer 6

Gram positive

Question 7

Listeria is

Answer 7

Gram positive

Question 8

Salmonella is

Answer 8

Gram negative

Question 9

E. Coil is

Answer 9

Gram negative

Question 10

Hemophilus is

Answer 10

Gram negative

Question 11

Helicobacter is

Answer 11

Gram negative.

Question 12

Capsules aid in the production of

Answer 12

Biofilm

Question 13

Tiny crystals of magnetite that respond to the earths magnetic field

Answer 13

Magnetosomes.

Question 14

Prokaryotes’ chromosome is usually

Answer 14

Circular

Question 15

Small rings of self replicating DNA found in some prokaryotes

Answer 15

Plasmids

Question 16

Cells absorb and integrate fragments of DNA from their environment

Answer 16

Transformation

Question 17

One cell directly transfers genes to another cell

Answer 17

Conjugation

Question 18

Viruses transfer genes between prokaryotes using

Answer 18

Transduction

Question 19

Found in aquatic filament out Cyanobacteria. Develop when winter approaches. Survive winter and produce new filaments in spring

Answer 19

Akinetes

Question 20

Tough protein coat. Mostly gram negative, some gram positive

Answer 20

Endospore.

Question 21

Photosynthetic organisms that harness light energy to drive the synthesis of organic compounds from CO2

Answer 21

Photoautotrophs

Question 22

Oxidation is

Answer 22

Loss of electrons

Question 23

Reduction is

Answer 23

Gain of electrons.

Question 24

Need only CO2 as a carbon source but obtain energy by oxidizing inorganic substances rather than light

Answer 24

Chemolithoautotrophs

Question 25

Use light to generate ATP but obtain their carbon in organic form. Restricted to certain aquatic prokaryotes

Answer 25

Photoheterotrophs

Question 26

Must consume organic molecules for energy and carbon.

Answer 26

Chemoheterotrophs