Explanation:
Qualitative observation in science is the study of material to gather information using your senses. Most scientific research will one way or another include the use of numbers (Quantitative observation) but qualitative observational study is purely based on gathering information using smell, texture, colour and shapes.
<span>Enzymes accelerate chemical reactions without getting used up in the process. Enzymes are protein catalysts that help with complex chemical reactions inside of organisms.</span>
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What is it you are trying to ask?
Answer:
Benzylpenicillin, also known as penicillin G, is an antibiotic used to treat a number of bacterial infections. This includes pneumonia, strep throat, syphilis, necrotizing enterocolitis, diphtheria, gas gangrene, leptospirosis, cellulitis, and tetanus. ... Benzylpenicillin is given by injection into a vein or muscle.
Explanation: https://pubchem.ncbi.nlm.nih.gov/image/imgsrv.fcgi?cid=5904&t=l
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2. is D
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