Silicate minerals polymerize to form a variety of structures. Three-dimensional structures have ________ silicon than those composed of independent tetrahedra.

A. less
B. more


Answer: B. more

Biology & Microbiology

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Which species does NOT produce endospores?

A) Bacillus cereus B) Clostridium pasteurianum C) Listeria monocytogenes D) Paenibacillus popilliae

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Fungi exist mainly in the form of slender filaments, barely visible to the naked eye, which are called _______. 

Fill in the blank(s) with the appropriate word(s).

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The maximum number of individuals that a habitat can support indefinitely is the habitat's

A. density dispersion. B. carrying capacity. C. growth capacity. D. environmental load. E. dispersion capacity.

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In guinea pigs, there is a gene that codes for curly hair. Short hair (S) is dominant to long hair (s). Another gene codes for curly hair. Curly (C) is dominant to straight (c). If a guinea pig has the genotype SsCc, what gametes could it produce?

a. Ss and Cc b. SC, Sc, sC, and sc c. S, s, C, and c d. SS, CC, ss, and cc

Biology & Microbiology