Mutations in the BRCA1 or BRCA2 genes are . Multiple choice question. controllable factors present in over 50 percent of all breast cancer cases rare in the general population typically the result of exposure to environmental factors

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.