Answer needed !
(select all that apply.)choose from the following list the three stages of respiration which conveert food to useful energy.
glycolysis
photosynthesis
protein synthesis
electron transport chain
lactic acid cycle
krebs cycle

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.