Cognitive development causes the need for synaptic pruning because as the brain begins to develop deeper connections, the pruning of the more simple functions begins and more complex connections start being made.
You can identify the twin by asking for their name and they boy and girl so you will know who is who by their name.
Mucus and Cilia help filter dust and dirty. Cilia are small, hair like structures in the nasal passage and trachea. Mucus is also found in the nasal passage and trachea.
Answer:
A
Explanation:
cos blood flow helps in body functioning as well as oxygen to breathe and so on
The answer is D, metastasis
