A formula unit of an ionic compound Your is an independent unit that can be isolated and studied. is the simplest ratio of ions that balances total charge. describes the crystal lattice. all of the above

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.

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