LES 1 INTRO

Question 1

caused by a change, or mutation, in an
individual’s DNA sequence

Answer 1

Genetic or intrinsic

Question 2

study of fungi, its structure, identification and
diseases caused

Answer 2

MYCOLOGY

Question 2

these are causes of diseases that from our
environment

Answer 2

Acquired or extrinsic

Question 3

feeds on dead organic matter

Answer 3

Saprophytic

Question 4

uses different organic compounds as sources for nourishment

Answer 4

Heterotrophs

Question 4

contains chitin made of carbohydrate, Nacetylglucosamine, β-glucan

Answer 4

Cell Wall

Question 4

site of action of caspofungin

Answer 4

cell wall

Question 5

an antifungal drug and belongs to a
new class called the echinocandins
used to treat Aspergillus and Candida infection, and works by inhibiting cell wall synthesis

Answer 5

Caspofungin

Question 6

rich in sterol (ergosterol)

Answer 6

cell membrane

Question 6

site of action of Amphotericin B and Azoles

Answer 6

Cell Membrane

Question 6

mat of hyphae

Answer 6

Mycelium

Question 7

grows at 37C

Answer 7

yeasts

Question 7

grows at 22C

Answer 7

molds

Question 8

small branching hyphae that grow downwards

Answer 8

Rhizoids

Question 9

assumes both yeast and mould forms

Answer 9

DIMORPHIC FUNGI

Question 10

one of the most important figures for antibiotics

Answer 10

Alexander Fleming

Question 11

fungi for pest control

Answer 11

Entomopathogenic

Question 12

used as a precursor on
creating vitamin c and ascorbic acid

Answer 12

Aspergillus niger

Question 13

Protects the cell from osmotic and mechanical stress

Answer 13

Cell wall

Question 14

most poisonous among the mycotoxins

Answer 14

Aflatoxin

Question 15

enclosed by a nuclear membrane with nucleolus

Answer 15

nucleus

Question 16

ribosome for bacteria

Answer 16

16s rRNA

Question 17

ribosome marker for fungal classification

Answer 17

18s rRNA

Question 18

thin, transparent, tubular wall, filled or lined with a layer of protoplasm varying in thickness

Answer 18

hyphae

Question 19

hyphae contain few if any cellular separations. Sparsely septate range in diameter from 5-15 urn.

Answer 19

Sparsely septate/coenocytic (formerly aseptate)

Question 19

Hyphae according to the presence of transverse walls: have cellular separation or cross-walls range in diameter from 3-6 urn.

Answer 19

septated

Question 20

chains of successively budding yeast cells.

Answer 20

Pseudohyphae

Question 21

function in food absorption ; portion that extends below the agar surface or nutrient substrate

Answer 21

Vegetative hyphae

Question 22

extend above the agar or nutrient substrate ; support reproductive structures called conidia

Answer 22

Aerial hyphae

Question 23

external coating located outside of covering the cell wall

Answer 23

capsule