In a reflex such as the "knee jerk" or patellar reflex, the efferent signal travels through the:
A) spinal cord. B) sensory neuron. C) interneuron. D) motor neuron.
Answer: D
You might also like to view...
The heritable disorder fragile X syndrome, a major cause of intellectual disability, is caused by
A) production of enzymes that break the phosphate backbone. B) UV light. C) X-rays. D) the presence of an extra X chromosome in the sperm or egg. E) the expansion of a region of trinucleotide repeats.
How does an STR differ from one person to the next?
Explain how sex-limited genes are inherited and give an example of this type of inheritance. What will be an ideal response?
Thermal motion promotes lateral position exchanges between lipid molecules within a monolayer. In an artificial bilayer, this movement has been estimated to be ~2 ?m/second. This represents the entire length of a bacterial cell
Do you expect the lateral movement of a lipid molecule within a biological membrane to be equally fast? Explain your answer.