Answer:
Energy transferred during a chemical reaction. ... In an exothermic reaction, the potential energy of the system goes down, and heat is given out. In an endothermic reaction, the potential energy of the system goes up, and heat is taken in.
Explanation:
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<span>They have various isomer structures often either open chain or cyclic isomers that readily interchange structures. </span>
Factors of evidence obtained from a genetic counselor that might change the lives of a family are learn of possible disorders in advance, make plans and decisions before birth, learn risks of alternative actions, learn benefits of alternative actions, determine what treatments the child receives after birth, and determine what education a child receives after birth.
A bond, called the glycosidic bond, holds the base to the sugar and the 3′-5′ ("three prime-five prime") phosphodiester bond holds the individual nucleotides together. Nucleotides are joined from the 3′ carbon of the sugar in one nucleotide to the 5′ carbon of the sugar of the adjacent nucleotide. The 3′ and the 5′ ends are chemically very distinct and have different reactive properties. During DNA replication, new nucleotides are added only to the 3′ OH end of a DNA strand. This fact has important implications for replication.