A new born has soft spot on he top of its head. This is called as fontanelle and is diamond in shape present on the top of the head of the baby.
Babies skull is very soft and can be very easily moulded, to help them squeeze through the birth canal at the time of delivery.
Moulding is done in the skull of the babies as it is most largest part of the body during the time of delivery.
As soon as the skull and bones of the baby meet and fuse they become hard gradually.
Answer:
<h2><u><em>
Upon reinfection, the memory cells will immediately differentiate into plasma cells and CTLs without input from APCs or TH cells.</em></u></h2>
Explanation:
<h3>Hope i helped (<em>Tell me the results in the comments below pls</em>) Good Luck!</h3>