Which of the following are the three domains of organisms?

a. Bacteria, Archaea, and Eukarya
b. Eukarya, Taxon, and Kingdom
c. Family, Genus, and Species
d. Domain, Kingdom, and Phylum


a. Bacteria, Archaea, and Eukarya

Biology & Microbiology

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Which of the major tissue types has shortening of cells (i.e., contraction) as its major function?

A. nervous B. muscular C. epithelial D. connective E. All of the choices are correct

Biology & Microbiology

A plant secretes ____ when it needs to respond defensively to a pathogen

a. salicylic acid b. systemin c. brassinosteroids d. mineralocorticoids e. nitric oxide

Biology & Microbiology

Which simple sugar is the main energy source for body cells?

a. fructose b. sucrose c. lactose d. glucose e. galactose

Biology & Microbiology

A pharmaceutical company is developing a new drug to treat a rare disease. They need to determine which of the cell's proteins can bind the drug. What tool can help them survey the proteome for drug interactions?

A. DNA microarray B. protein microarray C. SAGE D. using a monoclonal antibody E. ENCODE

Biology & Microbiology