When there are bases that are missing, the altered genetic code is read and interpreted incorrectly.

this is a mutation that cannot be fixed, and is known as a what?

(a.) insertion

(b.) deletion

(c.) substitution

Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.