The process of male gamete, or sperm cell, development is known as:
A) spermatogenesis. B) fertilization. C) mitosis. D) oogenesis.
Answer: A
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By the 4th month of pregnancy, the fundus of the uterus is located inches below the ________ and by the ninth month it is located at the level of the ____________
A. urinary bladder; umbilicus B. umbilicus; xiphoid process C. diaphragm; laryngeal prominence D. pubic symphysis; heart
The transport of material across the gastrointestinal tract normally leads to a net gain of solutes and water by the body.
a. true b. false
Olfactory receptors depolarize in response to an odorant, turning a stimulus into an electrical signal. This conversion is known as:
A) sensory transduction. B) propagation. C) repolarization. D) adaptation.
The eyes develop as an evagination from the
A. myelencephalon. B. mesencephalon. C. neural crest cells. D. diencephalon. E. telencephalon.