A motor neuron connects to muscle cells through
A) electrical synapses.
B) chemical synapses that use the neurotransmitter acetylcholine.
C) myofibrils.
D) sarcomeres.
B
You might also like to view...
Which of the following sets of conditions would produce a cumulus cloud with the lowest base?
a. air temperature 90o F, dew point temperature 50o F b. air temperature 90o F, dew point temperature 40o F c. air temperature 90o F, dew point temperature 60o F d. air temperature 90o F, dew point temperature 20o F
What factors might limit the lifetime of a technological civilization? Could any of today's global environmental problems (global warming, ozone depletion, and loss of biodiversity) destroy our technological society?
What will be an ideal response?
Of the following choices, the surface with the HIGHEST albedo is:
A) water (Sun near zenith). B) fresh snow. C) grass. D) sand.
Volcanic _______________ is composed of bits of pumice less than 2 mm across
Fill in the blank with correct word.