The first fossilized eukaryotes date to about how many years ago?
a. 3.8 billion
b. 6,000
c. 2.1 billion
d. 1 million
e. 1.8 billion
e
Biology & Microbiology
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As the products of photosynthesis are used as the reactants during respiration, these two processes are said to be:
A. antagonistic. B. complementary. C. supplementary. D. symbiotic. E. tangential.
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The capillary action of water is a result of the adhesive properties of water
Indicate whether the statement is true or false
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Multicellular, nonphotosynthetic organisms with cell walls are found in the Kingdom
A. Plantae. B. Fungi. C. Animalia. D. Prokaryotae.
Biology & Microbiology
Gram-negative bacteria in the genus ________ prey on other Gram-negative bacteria
A) Bdellovibrio B) Chlamydia C) Rickettsia D) Mycoplasma E) Caulobacter
Biology & Microbiology