The lining of the gastrointestinal tract that allows for absorption and secretion is: simple columnar epithelium<span>. Substances that are absorbed from the GI tract pass: Through the </span>epithelial<span> cells of the tract wall....</span>
It would be 100%. As you can see in my punnet square, there are no boxes with ww, which means that ll of the flies would have curled wings. (this is because you have to have two recessive genes for that gene to show) So it would be A. 100%