Which cell has no nucleus when it is mature?

A) platelet
B) neutrophil
C) erythrocyte
D) lymphocyte


Answer: C) erythrocyte

Anatomy & Physiology

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The laws of constant acceleration can be applied to which of the following?

A. horizontal component of projectile motion B. vertical component of projectile motion C. resultant of projectile motion D. both A and B E. all of the above

Anatomy & Physiology

Near the end of the first trimester, deoxygenated blood flows from the developing embryo or fetus to the placenta through

A) paired umbilical veins. B) the superior vena cava. C) one umbilical vein. D) three umbilical arteries. E) paired umbilical arteries.

Anatomy & Physiology

Which of the following can be broken down chemically by amylase?

A) lactose B) glucose C) amylopectin D) sucrose

Anatomy & Physiology

Reptiles should be quarantined for:

a. 1-2 weeks c. 2-3 weeks b. 1-2 months d. 2-3 months

Anatomy & Physiology