A unique feature of terrestrial filamentous fungi not found in aquatic fungi is
A. formation of flagellated spores that aid in spore dispersal.
B. oxygen-impermeable structures including sclerotia and hyphal cords.
C. mitochondria with highly invaginated cristae that permit more rapid diffusion of oxygen for oxidative phosphorylation.
D. All of the choices are correct.
Answer: B
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Which of the following statements about australopiths is true? a. Thin-enameled molars hint that the australopiths must have eaten a diet of soft plants and tender meat
b. Dentition shows that australopiths were carnivores. c. Australopith footprints found in Tanzania by Mary Leakey proved that they moved by knuckle-walking like modern gorillas. d. Fossils and footprints indicate that all australopiths walked upright.
The spindle apparatus is made of
a. centromeres. b. microfilaments. c. microtubules. d. chromatids. e. nucleotides
The primate fossil named Lucy was ____
a. a Neanderthal b. an australopith c. a Denisovan d. a prosimian e. a modern human
In humans, the genes for blood type A and B show lack of dominance to one another and both dominate O. Two type O people would be able to have
A. 1 O: 1 A: 1 B: 1 AB type children. B. only O type children. C. 1 O: 1 A type children. D. only AB type children.