Sphere-shaped cells containing nuclei are called:

A) erythrocytes.
B) leukocytes.
C) antigens.
D) thrombocytes.


B
Explanation:
A) Erythrocytes do not contain nuclei.
B) Correct.
C) Antigens are foreign proteins that stimulate the immune response.
D) Thrombocytes are many different shapes.

Health & Biomechanics

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