Determine the number of protons in an isotope of nitrogen with an atomic number of 7 and a mass number of 14.
What will be an ideal response?
Answer: 7
Anatomy & Physiology
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Within the bone marrow are ________ cells that continuously produce new blood cells.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Cages should never be used to trap wildlife
Indicate whether the statement is true or false
Anatomy & Physiology
Antigens are
A. something made by a white blood cell to destroy a pathogen. B. disorders involving overactive immune systems. C. membrane receptors on B-lymphocytes. D. something that an antibody or T-lymphocyte binds to.
Anatomy & Physiology
The vagus nerve carries parasympathetic impulses to the
A. salivary glands. B. lacrimal glands. C. smooth muscle of the eyes. D. thoracic and abdominal viscera. E. thyroid gland.
Anatomy & Physiology