You cannot put your hand on a solid table because the particles are close together and in a fixed position. This is because the atoms of a solid are not like liquid, gas, and plasma. The particles are too condensed to move around an opposing force.
Answer:
The law of conservation of mass.
Explanation:
This law talks about that the mass is not lost during the reactions, but is maintained.
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Excess Vitamin A is most harmful to an embryo during the first and second months of pregnancy.
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Answer: A) sporopollenins
Explanation: Sporopollenin is one of the most chemically inert biological polymers. They contain mainly long chain fatty acids, phenylpropanoids, phenolics and traces of carotenoids. They make up the outer wall of pollen grains, spores and many microorganisms.
The DNA is located in the nucleus of a eukaryotic cell.
