Explanation:
exons.
exons are the uncoding part of RNA which is removed to form mature RNA.
Answer: a) true
Explanation: The fluid inside the egg helps in the survival of embryo and maintain fluid environment.
1. The amount of silica in the magna.
2. Compound.
3. True.
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B False oxygen atoms do not combine with many other elements
nutrient that we consume have chemical energy stored within their chemical bond. This nutrient molecules are our main source of energy for metabolism.
chemical energy is potential of chemical substances to undergo transformation through a chemical reaction to transform other chemical substance. food energy is released during digestion whereby molecules in our food are broken into smaller pieces.As bond between these atom loses a chemical reaction occurs.
