An ________ is composed of two or more tissues types, whereas ________ are microscopic structures in a cell.
A. organ; organelles
B. organelle; molecules
C. organ system; organs
D. organ system; organelles
E. organ; molecules
Answer: A
Anatomy & Physiology
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The respiratory system is primarily responsible for transporting blood to the body's tissues.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
Atoms that have lost or gained electrons are known as ________.
Anatomy & Physiology
Which of the following is NOT part of the cardiovascular system?
a. blood vessels b. heart c. blood d. lymph
Anatomy & Physiology
Identify the highlighted structure.
Anatomy & Physiology