If the zygote splits into two separate cells,
A. identical twins result.
B. fraternal twins result.
C. dizygotic twinning occurs.
D. both cells die.
E. paternal twins result.
A
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Describe the direction of sensory input and motor commands relative to the spinal cord
A) Both sensory input and motor commands travel toward the spinal cord. B) Both sensory input and motor commands travel away from the spinal cord. C) Sensory input travels toward the spinal cord and motor commands travel away from the spinal cord. D) Sensory input travels away from the spinal cord and motor commands travel toward the spinal cord.
The malleus, incus, and stapes
A. transmit vibrations from the tympanic membrane to the oval window. B. are parts of the cochlea. C. are surrounded by fluid. D. are located in the inner ear. E. are surrounded by endolymph.
What is the importance of the fact that the outer portion of the cerebral hemispheres is convoluted?
What will be an ideal response