Prochlorophytes lack which of the following?
A. Phycobilins
B. Chlorophyll b
C. Chlorophyll a
D. None of the choices are correct.
Answer: A
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Species of the genus Thiobacillus
A. oxidize inorganic sulfur compounds and produce ATP. B. are ubiquitous in soil, freshwater, and marine environments. C. produce acids that leach metals out of ore. D. All of the choices are correct.
The extent to which a particular perception is
produced is mainly due to the a. sensitivity of the receptors. b. speed of nerve transmission. c. brain area devoted to interpretation. d. transmitter substances at the synapses. e. amount of stimulus.
Two individuals can be phenotypically identical, yet have different genotypes for a given trait
Indicate whether the statement is true or false
All of the following statements are true regarding mitosis and meiosis II EXCEPT:
A. The earliest eukaryotes were almost always single-celled and haploid, and they produced by mitosis. B. Mitosis evolved later, from meiosis. C. By mitosis and cytoplasmic division, one cell becomes two new cells. D. The outcomes of mitosis and meiosis differ. E. The molecular machinery of mitosis became remodeled into meiosis.