What are the three domains of life?
a. animals, plants, and microorganisms
b. Archaebacteria, Eubacteria, and Eukaryota
c. Prokaryota, Eukaryota, and Protoctista
d. Archaea, Bacteria, and Eukarya
Ans: d. Archaea, Bacteria, and Eukarya
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Describe what occurs when elemental sulfur is provided externally as an electron donor and how energy is obtained
What will be an ideal response?
The most common phenotype or allele for a gene in a population is referred to as the
A. F1 generation. B. P generation. C. wild-type. D. dominant population. E. recessive population.
Of the 170,000 new cases of lung cancer diagnosed in the United States each year, greater than 90% of these patients are current smokers or former smokers
Indicate whether the statement is true or false
Which cellular shape is seen among members of domain Bacteria that is not found among the domain Archaea?
A. Bacilli B. Spiral or corkscrew shapes C. Comma-shaped D. Cocci