题目内容
（请给出正确答案）
A．80.5
B．82
C．82.5
D．85
E．86.5
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更多“In an animal behavior. experim…”相关的问题
Which of the following is NOT mentioned as an effect of hormones？
A．Modification of behavior
B．Sensitivity to hunger and thirst
C．Aggressive feelings
D．Maintenance of blood pressure
A．Their behavior. should be attributed to factors beyond their control.
B．Their behavior. should be attributed to internal factors.
C．Their behavior. should be attributed to external factors.
D．Their behavior. should be attributed to others.
What is implied by the author？
A．Shiftwork had a direct effect on the attitudes and behavior. of family members.
B．Shiftworkers could live a normal life.
C．Shiftwork couples had unconventional ideas about marriage.
D．Female shiftworkers were satisfied with the time spent together with their families.
What is implied by the author？
A．Shifiwork had a direct effect on the attitudes and behavior. of family members.
B．Shifiworkers could live a normal life.
C．Shifiwork couples had unconventional ideas about marriage.
D．Female shifiworkers were satisfied with the time spent together with their families.
A ferret is probably a kind of_______．
A.tame animal
B.fierce anitaal
C.lovely animal
D.tamable animal
Each animal owns ______.
A．sound
B．home
C．language
Squeeze out the poisonous blood in case the animal bite mangle the skin.
A．Y
B．N
C．NG
To study animal emotions, scientists should
A．set up improved and refined skillful experiments.
B．analyze human emotional.
C．distinguish what is emotional and what is conditioned.
D．learn from animal behaviorists.
Useful drugs are made from inorganic substances or are plant and animal by-products.
A．materials
B．derivatives
C．chemicals
D．ingredients
