Question 1
Dense, regular tissues that connect bone to bone are called
◦ muscles.
◦ cartilage.
◦ ligaments.
◦ tendons.
◦ organelles.
Question 2
Embryonic stem cells are controversial because
◦ they have the potential to become any type of cell.
◦ they have the potential to become gametes.
◦ using them has the potential to save lives.
◦ using them harms or destroys the embryo.
◦ they have the potential to be used in cloning.