List 4 common aquaculture fish species
What will be an ideal response?
bass, tilapia, trout, salmon, catfish, char
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In the fast block to polyspermy, binding of sperm opens up ________ channels, which depolarizes the egg membrane and ________
A) Na+; prevents the entrance of Ca2+ B) Na+; prevents the entrance of any more sperm C) Ca2+; prevents the entrance of more Na+ D) Na+; prevents the entrance of more Na+ E) Ca2+; prevents the entrance of any more sperm
A pivot joint
A. is a biaxial joint. B. is between the atlas and the occipital bone. C. is a modified ball and socket joint. D. restricts movement to rotation. E. allows gliding movement.
In humans, blood returning to the heart from the head encounters heart valves in the following order _______ before entering the aorta.
A. bicuspid>semilunar>tricuspid>semilunar B. tricuspid>semilunar>bicuspid>semilunar C. semilunar>bicuspid>semilunar>tricuspid D. semilunar>tricuspid>semilunar>bicuspid
During the vagal stimulation experiment, the resumption of the heart beat is called ________
A) vagal escape B) autonomic recovery C) sympathetic surge D) vagal suppression