LAB 5 (2)

Question 1

type of mycorrhiza in which the fungus penetrates the cortical cells of the roots of a vascular plant

Answer 1

Arbuscular mycorrhizae

Question 2

a sporocarp produced by a member of the Basidiomycotina and which bears basidiospores

Answer 2

Basidiocarp

Question 3

a fungus within the Basidiomycotine; includes those species that produce a basidiocarp

Answer 3

Basidiomycete

Question 4

an exogenous sexual spore (meiospore) formed on a basidium

Answer 4

Basidiospore

Question 5

a typically club-shaped cell in which karyogany and meiosis take place and on which basidiospores are formed

Answer 5

Basidium

Question 6

a tough, resistant, nitrogen-containing polysaccharide forming the cell walls of certain fungi

Answer 6

Chitin

Question 7

a bridge between dividing cells allowing for the movement of nuclei

Answer 7

Clamp connection

Question 8

a cobweb-like partial veil on certain types of mushroom

Answer 8

Cortina

Question 9

permits cytoplasm and small organelles to pass through the structure, but restricts the movement of nuclei to varying degrees seen in the Basidiomycotina

Answer 9

Dolipore septum

Question 10

(stomach fungi) the group of Basidiomycetes with spots borne in cavities within the fruit body

Answer 10

Gasteromycete

Question 11

Vocab specific to gasteromycetes

Answer 11

Gleba
Perdioles
Peridium

Question 12

a wall or membrane of sterile cells around a fruiting body

Answer 12

Peridium

Question 13

the layer of asci on an ascoma or of basidia on a basidioma, together with any associated sterile hyphae

Answer 13

Hymenium

Question 14

tubular filament of a fungus, may be anchored by rhizoids, may bind soil particles together, hyphae of individuals of same often fused

Answer 14

Hyphae

Question 15

a specialized root structure resulting from a symbiotic relationship between a fungus and a higher plant; at least 80% of all vascular plants have

Answer 15

Mycorrhiza

Question 16

fleshy, spore-bearing inner mass of fungi such as the puffball or stinkhorn

Answer 16

Gleba

Question 17

the ‘eggs’ bearing the spores in birds-nest fungi

Answer 17

Peridioles

Question 18

-a mass of hyphae, often used to denote all hyphae comprising a thallus

Answer 18

Mycelium

Question 19

-vegetative non reproducing part of a fungus

Answer 19

Mycelium

Question 20

a macroscopic, typically rope-like strand of compacted tissue formed by certain higher fungi

Answer 20

Rhizomorph

Question 21

round swollen cells usually formed in clusters, characteristically found in the Russulaceae

Answer 21

Sphaerocyst

Question 22

a fruit body that produces spores

Answer 22

Sporocarp

Question 23

a spike-like structure that supports a basidiospore on the basidium

Answer 23

Sterigma

Question 24

undifferentiated vegetative tissue forming the body of the fungus.

Answer 24

Thallus

Question 25

the sterile tissue of a basidicarp

Answer 25

Trama

Question 26

Hyphae have cell walls composed of _____

Answer 26

chitin

Question 27

Fungi are composed of long, filamentous cells known as _____

Answer 27

hyphae

Question 28

_____ is the latin word for mushroom

Answer 28

Fungi

Question 29

Fungi diverged from life about ______

Answer 29

1500 million years ago

Question 30

Most hyphae cells are separated internally by cross-walls called

Answer 30

Septa

Question 31

Hyphae lacking internal cross-walls are said to be

Answer 31

coenocytic or aseptate

Question 32

In basidiomycetes, the mycelium passes through two phases called ____ and ___

Answer 32

monokaryotic and dikaryotic

Question 33

Mycelium forming the basidiocarp is known as ______

Answer 33

Tertiary mycelium and is dikaryotic

Question 34

the use of a ballistically propelled spore forcibly discharged from the sterigma where the Hilar droplet fuses with a film of liquid on the surface of the ballistospore causing a sudden shift in the centre of mass of the spore

Answer 34

Ballistospore

Question 35

Distinguishing features of Basidiomycota

Answer 35

Reproduction Spore Dispersal Hyphal Structure (donut like margin called dolipore) Life Stages

Question 36

septa form and the mycelium is divided into monokaryotic segments

Answer 36

Primary mycelium

Question 37

produced by the fusion of monokaryotic hyphae from different mating types. Occurs without nuclear fusion

Answer 37

Secondary mycelium

Question 38

Secondary mycelium is produced by the fusion of _______ known as _____

Answer 38

monokaryotic hyphae; plasmogamy