Alfredo makes a diagram to organize his notes about charging objects. Which statement should he place in the region marked X?

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.

The diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which stage in the cycle the hormone levels are at their highest and most active.