Specific questions are being cited for classes like AP Bio and AP physics. Is there any additional guidance as far as question types for AP Chemistry? Chemistry does not have specific question types like Physics and Bio do. Questions 1-3 (long questions) are similar to what will be asked t...
Cells from 0.3 L of culture were resuspended in a Buffer A (150 mM NaCl, 50 mM HEPES pH 7.5) supplemented with 1 mM EDTA, 2 mg mL-1 iodoacetamide (IAM), 1 mM phenylmethylsulfonyl fluoride (PMSF), and 1 ×protease inhibitor (Cat. B14001, Biomake). Cells were ...
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and industries discharged into rivers are trapped by sediments that transit and bio-magnify HMs causing severe diseases in fish and human beings22,23,24,25,26. The heavy metal poisoning of many inland water environments has grown recently, according to Otchere25. Even though 70% of the Earth'...
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“One likely reason the AP Bio students show stronger mastery of college bio than college students themselves: the study found that on average, AP Bio students had 176% more instruction time (full year, daily) & 38% more lab time than college bio students (1 semester, 2-3 days/wk).”...
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