Which of the following is the neurotransmitter responsible for triggering skeletal muscle movement?
a. epinephrine
b. adrenaline
c. acetylcholine
d. serotonin
c. acetylcholine
Biology & Microbiology
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Ovulation occurs by a surge in the secretion of what hormone?
A. estrogen hormone B. luteinizing hormone C. follicle stimulation hormone D. progesterone hormone E. hCG hormone
Biology & Microbiology
The tip of an actively lengthening shoot is called a ____
a. flower stalk b. shoot cap c. lateral meristem d. terminal bud e. lateral bud
Biology & Microbiology
A person jogging displays what kind of energy?
A. potential B. kinetic C. nuclear D. sweat
Biology & Microbiology
Cell cleavage during embryonic development in ducks is
A. impossible. B. through the entire egg. C. meroblastic. D. holoblastic. E. complete.
Biology & Microbiology