This disease is very common and appears as raised red patches covered with a silvery white buildup of dead skin cells often on the scalp, knees, elbows, and lower back.
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I believe its D. response neuron.
Hope this helps!
Love, Grace-
Answer:
it is number 2 becuase it both has to be the same
Explanation:
In the X and Y chromosomes. 50% of your mom's genes are in the X chromosome, and 50% of your dad's in the Y.
