Bean Development Lab Purpose: To study the relationship between time and weight changes in the cotyledons and embryos of the beans. Materials Needed: 30 Large or Small Bean Seeds Balance Paper Towel Rubber Band Water Large Beaker Lens Procedure: The first step that needed to be taken was picking out the beans. My lab partner and I decided to take 30 large beans and then brought them back to our desk. Then we chose ten beans and …showed first 75 words of 452 total…

…showed last 75 words of 452 total…