Answer: True.
Explanation:
Nitric oxide(N,O) is a signaling molecule produced by NO synthase which is a transmitter in the nervous system. In the central nervous system NO is generated by the activation of glutamate receptor. When it is produced, it diffuses out of the cells and act on neighbouring cells.
Chemical Weathering<span> results from chemical reactions between minerals and Water. Water dissolves calcite </span>more<span> readily than it </span>does<span> feldspar, so calcite is considered a chemical reaction with water.
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After DNA replication has taken place, two molecules, each with one original and new strand is formed. This supports the idea of DNA replication.
C. The associates proteins are histones
