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Biology 1108 Exam 1 Fungi Questions & answers
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Biology 1108 Exam 1 Fungi Questions & answers
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Biology 1108 Exam 1: FungiAnimals and fungi - ANS-Most closely related
Opisthokonts - ANS-Flattened mitochondrial state
Hyphae - ANS-*remain the same size
*made of chitin
*look like roots but not roots
*very small, large SA to V ratio
*water pressure helps penetrate things
*very strong
Mycelium - ANS-Group/mass of hyphae
Above ground function - ANS-Reproductive part
Chitin - ANS-In cell walls provide strength
Nutrition - ANS-Absorptive heterotrophs
1. Secrete enzymes into surroundings to break down molecules into a size they can
absorb
2. Secrete enzymes that penetrate walls of cells so fungi can absorb the cells' nutrients
Asexual reproduction - ANS-*produce haploid spores by mitosis
*cell division
*budding
Pheromones - ANS-Used to attract hyphae for mating
Plasmogamy - ANS-Haploid cells from two different mycella fuse to form a
heterokaryotic cell with two or more nuclei
Karyogamy - ANS-The nuclei fuse to form a diploid zygote
Germination - ANS-A muti-cellular mycellium is formed
Fungi life cycle - ANS-1. Mitosis
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