Element A forms two stable isotopes: A-48 and A-41 the natural abundance of isotope A-48 is 25% while the abundance of A-41 is 75% which is the most likely average atomic mass for the element Please help asap

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.