The reflex arc transmitted the message that Karin should remove her finger from the hot pan. The path that is taken by the nerve impulses of any reflex is known as the reflex arc. Most of the sensory neurons synapse in the spinal cord so that the reflexes can occur quickly. The spinal motor neurons are activated and thus the reflex time is decreased as the signals are not routed to the brain. The sensory information reaches the brain when the reflex is occurring.
<span>Out of the following given choices;</span>
A. Further antibody attack.
B. Phagocytosis
C. Helper T cells
D. B cells.
E. None of the above.
The answer
is B. Phagocytises is the engulfment of a particle from the external
environment, by a cell, for ingestion. This is especially critical for the
function of macrophages, which are immune cells. These macrophages have receptors
for the Fc region of the immunoglobulin on their cell membrane surface.
Answer:
C. root
The part of the plant that absorbs nutrients and water is root.
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