A mutualistic symbiosis in which fungal hyphae penetrate plant root cells is called a(n) ____
a. rhizobium
b. lichen
c. arbuscule
d. mycorrhiza
e. haustorium
ANSWER: d
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What types of cells can perform glycolysis?
a. animals b. plants c. bacteria d. most prokaryotic and eukaryotic cells
How many different offspring genotypes are expected in a trihybrid cross between parents heterozygous for all three traits when the traits behave in a dominant and recessive pattern? How many phenotypes?
A. 64 genotypes; 16 phenotypes B. 16 genotypes; 64 phenotypes C. 8 genotypes; 27 phenotypes D. 27 genotypes; 8 phenotypes
Antimicrobial agents that usually kill target organisms are said to be:
a. bactericidal. b. antibiotic. c. bacteriostatic. d. antagonistic.
In a process called ____, cells lose their normal regulatory controls and revert partially or completely to an embryonic
developmental state.
a. metastasis b. embryogenesis c. induction d. determination e. dedifferentiation