Which of the following could be added to a solution of sodium acetate to produce a buffer a) acetic acid only b) acetic acid or hydrochloric acid c) hydrochloric acid only d) potassium acetate only e) sodium chloride or potassium acetate

2positives of biotechnology: 1. plants have become more resistant to viruses and other communicable pests.2. with the of biotechnology, we have been able to produce better tasting fruits as well as vegetables.2 negatives of biotechnology: 1. biotechnology poses a number of environmental threats. genetically modifies crops often infect monarch butterflies and other insect species.2. viruses could combine with crops.