How did Mendel solve the problem of always observing the same traits in his experiments?

Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

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.