Two classes of macrophages include
A) mesenchymal cells and melanocytes.
B) mast cells and basophils.
C) fixed macrophages and free macrophages.
D) neutrophils and eosinophils.
E) microphages and adipocytes.
Answer: C
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A mutation may occur spontaneously or by exposure to a mutagen.
Answer the following statement true (T) or false (F)
Atoms that are of the same element but contain different numbers of neutrons are called
A) isomers. B) cations. C) isotopes. D) anions. E) None of these is correct.
__________ stimulates the endometrial glands to fill with glycogen and endometrial blood vessels to become more numerous
a. Estrogen b. Progesterone c. FSH d. LH e. Chorionic gonadotropin
The ciliary zonule (suspensory ligament) holds this structure in front of the pupil
A) conjunctiva B) ciliary muscles C) lens D) cornea