Cellulose is a carbohydrate and a polymer of glucose. Which statement best describes how cellulose is formed within living organisms? A. It is assembled by bonding individual atoms.
B. It is constructed by connecting smaller monomer subunits.
C. It is the result of a physical change that alters the shape of a compound.
D. It is the product of the decomposition of a much larger molecule

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.