Which of the following is a building block of proteins and contains an “R” group? a. Nucleic acid B. Glycogen C. Amino acid D. Glycerol

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?

Which of the following typically characterizes a tropical rainforests

Which of these is a provisioning service people get from the ocean