prokaryotes

Question 1

gram positive

Answer 1

thick peptidoglycan layer, single cell membrane, teichoic acid layer

Question 2

gram negative

Answer 2

two membranes, thin peptidoglycan layer

Question 3

name of the group containing fungi and animals

Answer 3

opisthokonta

Question 4

Woese classification 1990

Answer 4

bacteria, archaea, eukarya

Question 5

mitochondria early theory

Answer 5

complex membrane structures and phagocytosis evolved after endosymbiotic event- interaction may have been between bacterial and archaeal cell

Question 6

mitochondria late theory

Answer 6

cell was already fairly ‘advanced’ when endosymbiosis occured, not all intracellular bacteria have produced highly complex cells

Question 7

psychrophile

Answer 7

living in cold conditions, optimal less than 15c

Question 8

virion

Answer 8

virus particle capable of moving between cells

Question 9

mesophile

Answer 9

living at moderate temperatures

Question 10

photo-

Answer 10

using energy from light q

Question 11

chemo-

Answer 11

using energy from chemical oxidation

Question 12

autotroph

Answer 12

organism can fix carbon from non-organic sources

Question 13

heterotroph

Answer 13

organism obtains carbon from biological sources

Question 14

monotrichous

Answer 14

single flagellum at one pole

Question 15

amphitrichous

Answer 15

single flagellum at each pole

Question 16

lophitrichous

Answer 16

tuft of flagella at one pole

Question 17

petritrichous

Answer 17

flagella all over the surface (e.g. e. coli)