Compounds are made up of _

a) electrons
b) cells
c) molecules
d) protons

The open ocean begins at the low-tide mark and extends to the end of the continental shelf

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.

Have you noticed any bruising or bleeding? " glucosamine and chondroitin are dietary supplements commonly used to treat osteoarthritis. both glucosamine and chondroitin may increase the risk of bleeding. anticoagulant therapy is indicated for patients with atrial fibrillation to reduce the risk of a thromboembolism and a stroke. use of glucosamine and chondroitin along with an anticoagulant may precipitate excessive bleeding. glucosamine may decrease the effectiveness of insulin or other drugs used to control blood glucose levels, and hyperglycemia may occur. peripheral neuropathy symptoms that can develop with prolonged hyperglycemia include numbness and tingling in the feet.