Which biomolecule has a carbon-nitrogen bond? The answers are
Starch
Glucose
Protein

How can you approximate the number of calories required to keep you in energy balance?

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.

Put the processes of the water cycle in the correct order starting at the point where the water is in a lake