Which of the following is characteristic of animals?
(a) heterotrophy.
(b) autotrophy.
(c) photosynthesis.
(d) both b and c.
(a) heterotrophy.
Biology & Microbiology
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Organisms belonging to the genus Brucella are:
a. gram-positive diplococci. b. gram-positive diphtheroid bacilli. c. gram-negative coccobacilli. d. gram-negative bacilli.
Biology & Microbiology
Genes with large numbers of _____________ base pairs are more likely to have a higher mutation rate
than genes with large numbers of ___________ base pairs. Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
According to the fossil record, the oldest vascular plants are placed in which phylum?
a. Rhyniophyta b. Bryophyta c. Anthocerophyta d. Pteridophyta e. Lycopodiphyta
Biology & Microbiology
All of the following examples are Protists except:
A. Amoeba B. Seaweed C. Volvox D. Moneran
Biology & Microbiology