Which of the following is a function of the cytoskeleton?
a
contains dna
b
surrounds the cell
c
make proteins
d
maintains the shape and structure of the cell

What element is able to combine with itself and hydrogen to form large molecules ?

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal