Pga 30 level 2 l - Study guides, Class notes & Summaries

PGA 3.0 LEVEL 2 LATEST EXAM QUESTIONS AND CORRECT ANSWERS - EXAM QUESTIONS AND ANSWERS VERIFIED ANSWERS

Latest one exam 3(BIO)Answered In the Hershey and Chase experiment, the pellet was radioactive after bacteria had been infected with 32P-labeled viruses and centrifuged. Why? A. Viruses were centrifuged to form the pellet, and they had incorporated radioactive proteins from the bacterial DNA. B. Viruses were centrifuged to form the pellet, and they had incorporated radioactive DNA. C. Bacteria were centrifuged to form the pellet, and they had incorporated radioactive DNA. D. Bacteri...

) The metabolic diversity of photosynthetic bacteria stems from different A) bacteriochlorophylls and pigments they contain. B) chlorophylls they can have and organic compounds they can produce. C) light-harvesting complexes, electron donors, and organic compounds they produce. D) unrelated taxa capable of photosynthesis. 2) Whether an organism is classified as a photoheterotroph or a photoautotroph depends on its A) energy source. B) carbon source. C) oxygen requirements. D) carbon a...