Human somatic cells have ____________ pairs of chromosomes. Two chromosomes that carry the same genes are called a _______________ pair.

Fill in the blank(s) with correct word


Ans: 23;Homologous

Anatomy & Physiology

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Which of the following are involved directly in pulmonary circulation?

A) superior vena cava, right atrium, and left ventricle B) right ventricle, pulmonary artery, and left atrium C) left ventricle, aorta, and inferior vena cava D) right atrium, aorta, and left ventricle

Anatomy & Physiology

If the supply of blood cells is deficient, yellow marrow may change into red marrow

Indicate whether the statement is true or false

Anatomy & Physiology

Which of the following cells is part of the body's second line of defense?

a) Mucous cells b) Germ cells c) B and T Lymphocytes d) Natural killer cells e) None of these choices

Anatomy & Physiology

What does label C represent?


A) disulfide bond
B) variable segment
C) light chain
D) heavy chain
E) constant segments of light and heavy chains

Anatomy & Physiology