Two of the four globin chains in the hemoglobin molecule are called alpha chains and the other two are called ________ chains.
Fill in the blank(s) with the appropriate word(s).
beta
Anatomy & Physiology
You might also like to view...
Which of the following is not a structure associated with the shoulder joint and shoulder girdle?
a) vertebra b) humerus c) clavicle d) scapula
Anatomy & Physiology
Lymphocytes respond to antigens that have been processed and presented to them by
a. neutrophils b. eosinophils c. an APC d. helper T cells e. interleukin 2
Anatomy & Physiology
The organ that surrounds the urethra and secretes an antibiotic protein is the
A) seminal gland (seminal vesicle). B) bulbourethral gland. C) prostate gland. D) vestibular gland. E) Bartholin's gland.
Anatomy & Physiology
An embryo becomes a fetus about
A. 14 days after fertilization. B. 30 days after fertilization. C. 60 days after fertilization. D. 3 months after fertilization. E. 6 months after fertilization.
Anatomy & Physiology