Recent molecular analyses of Rozella allomycis suggest that the phylum ____ is the earliest-diverging clade of fungi
a. Glomeromycota
b. Ascomycota
c. Cryptomycota
d. Chytridiomycota
e. Zygomycota
ANSWER: c
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Explain how the adaptations of cartilaginous fishes make them better predators.
What will be an ideal response?
A graph of phenotypic variation similar to the
illustration below strongly suggests a. incomplete dominance. b. codominance. c. epistasis. d. polygenic inheritance. e. environmental effects on phenotype.
You must decide how to classify a newly discovered organism, but you have only limited test materials to help you make your decision. Chemical A glows if a nuclear envelope is present. Chemical B turns blue in the presence of chloroplasts
Chemical C fizzes when mixed with chitin. After testing the organism, you find out that it glows, doesn't turn blue, and fizzes. You classify this organism as a A) diatom. B) bacterium. C) slime mold. D) fungus. E) zooflagellate.
A waxy cuticle helps prevents desiccation. What is the cost of this adaptation?
A. Increased exposure to damaging UV radiation B. Lowered light absorption C. Reduced gas permeability D. Increased susceptibility to pathogenic infection E. Slower H2O transport