The most frequent cause(s) of infertility in males is low sperm count and/or a large proportion of abnormal sperm.
a. true
b. false
Answer: a. true
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The embryonic respiratory diverticulum is formed from
A. endoderm. B. mesoderm. C. ectoderm.
The three types of water required by aquaculture species are ________________, ___________________, and ______________________
Fill in the blank(s) with correct word
Explain the function of autonomic ganglia
A) They are part of visceral reflex arcs, and most of their activity is a direct reflex response, rather than responses to commands from the hypothalamus. B) They are part of the visceral motor neurons in peripheral ganglia. C) They are ganglionic neurons that innervate visceral effectors. D) They are upper motor neurons whose cell bodies lie within nuclei of the brain or the primary motor cortex. E) They are motor neurons within the central nervous system that are controlled by reflexes based in the spinal cord or brain.
Which of the following answer choices correctly lists the ABCDEs of skin cancer?
A. Abstract, border, color, diameter, evading B. Asymmetry, border, color, deadly, emerging C. Asymmetry, border, color, diameter, evolving D. Asymmetry, border, cancerous, diameter, evolving