Ch 31 Flashcards
Most Fungi are heterotrophs T or F?
T
T or F fungi are composed of pyphae?
T
what is hyphae?
Cell bodies that are long and slender filaments
What stage do some fungi include?
Diekaryon
How do fungi undergo mitosis differently than most plant and animal species?
the nuclear envelope does not break down and mitosis occurs with in the nucleus.
Fungi digest externally. How do they do this?
They secrete digestive enzymes into their surroundings and then absorb them.
Many fungi can break down ____ in plants and trees.
Cellulose
Can also obtain nutrients from animals. An example of this is a ______.
Nematode
Fungi are Decomposers, what does this mean?
they are able to break organic molecules down into inorganic molecules for the environment to use.
What is Chitin?
A tough resistant polysaccharide found in cell walls
What is Hyphae?
Cell bodies that are long and slender filaments
What is Hyphae?
Cell bodies that are long and slender filaments
What is Septa?
cross walls that may separate some hyphae but rarely produce complete barriers
What is coenocytic Hyphae?
Lack septa and consist of a continuous cytoplasmic mass having 1000s of nuclei
What is Haustoria?
a specialized hyphae that grows into or around another structure to absorb water or nutrients
