I - Generalities Flashcards Preview

Microbiology > I - Generalities > Flashcards

Flashcards in I - Generalities Deck (135)
Loading flashcards...
1

Cells: DNA within a nuclear membrane

Eukaryotes

2

Cells: Uses mitotic division

Eukaryotes

3

Cells: DNA associated with histones

Eukaryotes

4

Cells: Has more than one chromosome

Eukaryotes

5

Cells: Has membrane-bound organelles

Eukaryotes

6

Eukaryotes: Ribosomes

40s + 60s = 80s

7

Cells: DNA within a nucleiod

Prokaryotes

8

Cells: Uses binary fission

Prokaryotes

9

Cells: Has only one chromosome

Prokaryotes

10

Prokaryotes: Ribosomes

30s + 50s = 70s

11

Cell Walls: Plants & Algae

cellulose

12

Cell Walls: Fungi

chitin

13

Cell Walls: Diatoms

silica

14

Cell Walls: Prokaryotes

peptidoglycan

15

Cell Walls: Archaea

pseudopeptidoglycan

16

Cell Walls: Protozoa & Animals

none

17

An ancestral eukaryotic cell is thought to have engulfed the bacterial ancestor of

mitochondria

18

An early eukaryotic cell, already possessing mitochondria, engulfed a photosynthetic bacterium and retained it in symbiosis resulting in

chloroplasts

19

Microorganisms: Has cells

bacteria, fungi, protozoa & helminths

20

Microorganisms: 0.02-0.2 μm

viruses

21

Microorganisms: 1-5 μm

bacteria

22

Microorganisms: 3-10 μm

fungi (yeasts)

23

Microorganisms: 15-25 μm

protozoa & helminths (trophozoites)

24

Microorganisms: Has either DNA or RNA

viruses

25

Microorganisms: Has both DNA & RNA

bacteria, fungi, protozoa & helminths

26

Microorganisms: Has no nucleus

viruses

27

Microorganisms: Has prokaryotic nucleoid

bacteria

28

Microorganisms: Has eukaryotic nucleus

fungi, protozoa & helminths

29

Microorganisms: Has no ribosomes

viruses

30

Microorganisms: Has 70s ribosomes

bacteria