Large amounts of atmospheric carbon dioxide are absorbed by
a.) animals
b.) oceans
c.) volcanoes
d.) petroleum

Name the type of chemical that speeds up digestion

Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.

What is the most important inorganic material for livings things? ! due tomorrow!