The answer is , because one cell divides to form two identical cells.
The allele combination for a female carrier is XRXr
Answer:
Stimulation of thoracic or lumbar spinal regions; impulse reaches chain ganglion; acetylcholine release
Explanation:
Explanation:
(X3+8)+( 2X2+ 4X)
(X+2)(X2-2X +4) + 2X(X+2)
(X+2)(X2-2X+4+2X)
(X+2)( X2+4)
