What ethical issues could arise from using embryonic cells as opposed to adult stem cells?

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph

What advantages does a pedigree have over a written passage?