Which blood vessels contains oxygenated blood?
1.arteries
2.capillaries
3.veins
4.All of these contain oxygen at some point during the circuit.
4
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Which one of the following statements is true regarding antimicrobial therapy and susceptibility testing?
a. Cephalosporins and macrolides are inef-fective against M. catarrhalis. b. Resistance to quinolones is emerging in strains of N. gonorrhoeae. c. Most Neisseria spp. are resistant to peni-cillin. d. Most strains of N. meningitidis are resis-tant to penicillin.
Answer the question using the accompanying figure. Which branch of this phylogenetic tree identifies Archaea?
a. A b. B c. C d. D e. E
Which of the following factors is LEAST likely to attract pollinators to a flower?
A. color of the flower in UV light B. the amount of nectar C. taste of the ovules D. color of the flower in visible light E. odor
Random assortment occurs between chromatids of homologous chromosome pairs
a. True b. False