Answer:
Cells have different shapes because they do different things. The shapes of cells have evolved to help them carry out their specific function in the body, so looking at a cell's shape can give clues about what it does. Neurons are cells in the brain and nervous system.
Explanation: Brainlest plz?
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Inside the egg are a series of fluid-filled membranes which permit the embryo to survive,the amnion allantois yolk sac, and chorion. Surrounding and protecting the embryo is the amnion, filled with amniotic fluid and providing the embryo with a stable fluid environment.
To reduce the risks of cross contamination when performing cpr, we should try, as far as possible, and if conditions permit, practice cpr in a clean environment of any chemical or physical waste, that the person who is performing the procedure doesn´t have any respiratory disease that can make the situation worse, having clean hands not to contaminate the patient, keep other people away so fresh air can flow freely.