The parts wich are derived from these three areas include:the cerebellum,the brain stem of the brain stem consists of the parts:the midbrain,bridge brain,the medulla oblongata.other parts of the brain including the thalamus,hypothalamus and limbic device.
The correct answer is option b. They receive instructions in their DNA.
The DNA (deoxyribonucleic acid) or the genes present in the cell guides the fate of the cells during the process of cellular differentiation in the embryonic life of the multicellular organism. The signaling molecule change the genetic expression changes, by which the cells are differentiated.
To enable primary cells to be prepared for excised tissues
Thats odd my answer didnt get published stranged, anhow what I was saying is that due to the surface area and mass of the tree is has enough bouyency to stay afloat because of the surface tension on the water with the tree.
