All of the following statements are true of most lymph tissues except:
A. they house lymphocytes and macrophages.
B. they are largely composed of reticular connective tissue.
C. they are the site of lymphocyte proliferation.
D. the B lymphocytes are able to secrete antigens into the blood.
Answer: D. the B lymphocytes are able to secrete antigens into the blood.
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Erythrocytes clump together because of a _____ process.
A) clotting B) agglutination C) complement D) precipitin
Endoplasmic reticulum is best described as a
A. cellular inclusion. B. nuclear pore. C. component of the cytoskeleton. D. network of interconnected membranes.
Atoms sharing a pair of electrons form covalent bonds.
Answer the following statement true (T) or false (F)
An epidermal dendritic cell is a specialized ________.
A) squamous epithelial cell B) phagocytic cell C) nerve cell D) melanocyte