Bio Exam II. 3b (Ascomycetes cont.)

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Ascomycetes evolved from __.

Structure
chytrids
- a few unicellular; most filamentous
- - unlike water molds and zyomycetes, its hyphae are composed of what look like cells the
-- the crosswalls have a big pore in the center; pores are large enough for the fungi nuclei (which are small) to go from one cell to another)
Depending on the life cycle, how many nuclei per cell?

Cell wall made of __.

All except the last grup of fungi, what has to be found to be classified as fungi?

one or two

chitin

reproductive structures
What do ascomycota have in terms of their reproductive structures?

If the fungus doesn't produce this, then what?

What direction are asci in relation to one another?
- asci
- usually elongated and produce a particular spore (the ascospore)
it is not ascomycota

parallel
In these asci, what occurs?

__ are produced int he asci, which are produced as a group in a larger structure called the __ (or __).

Largest __ are the __.

karyogamy and mitosis

ascospores

ascoma

ascocarp x2

apothecium
Least common Ascomycota are __. Example: __.

When they divide, what happens?

unicellular

yeasts

the daughter cells are not the same size/ the one is bigger than the other

oO

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ID

266072

Card Set

Bio Exam II. 3b (Ascomycetes cont.)

Description

Mickle

Updated

2014-03-12T04:08:31Z

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