Which metal is used to absorb calcium in bones​

The answer is Magnesium.

Magnesium helps your body absorb and retain calcium to help build and strengthen bones and prevent osteoporosis.

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.