The pit that marks the location of the umbilical cord after birth is known as the navel or belly button. All animals that grow placenta during fetal development will have a navel or belly button. The scientific name of the structure is the umbillicus. It can be a depression in some individuals or raised in others.
light weight the baby is very small
This part of the brain is responsible for coordinating voluntary movements. It is also responsible for a number of functions including motor skills such as balance, coordination, and posture.
Answer with explanation:
a. 3 sodium ions will move from inside to outside while 2 potassium ion will mover from outside to inside. This movement occur to maintain the gradient across the membrane
b. due to ion movement the concentration of sodium ions become higher outside the cell while the concentration of potassium ion will decrease
c. Due to 3 sodium ion movement outer change became positive (+).
d. due to ion movement the concentration of sodium ions become lower inside the cell while the concentration of potassium ion will increase inside
e. this change results in decrease in charge therefore charge inside the membrane becomes negative (-). See Solved Figure Attachment.