All the cells in a person's body have the same DNA and the same genes. However, the difference between cells in different tissues and organs is that the "expression" of the genes differs between cells. Expression means that the message from the DNA is being copied and made into protein.
I believe its A. I may be wrong.
The neurons conduct impulses over relatively long distance in the body. This is facilitated by their long cytoplasmic extensions
Command economy can be define as an economy in which production, investment, prices, and incomes are determined by a government.Central government is responsible for all this.No other authorities are allowed to fix any of the above mentioned categories.
<span>All goods and services production is set through the central plan.</span>
C earth’s population will increase quickly