Answer:
cleaning
someone can make sure everyone is on task
the data taker
the person who measures everything
the person who makes sure yall have all the material for the experiment
Explanation:
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The correct answer is true. It was introduced by Svante Arrhenius that activation energy is minimum amount of energy needed to be supplied or released for a chemical reaction to proceed. It is the energy needed to overcome for a reaction to occur.
Sex cells only contain one chromosome from each pair. When an egg cell andsperm<span> cell join together, the fertilised egg cell contains 23 pairs of chromosomes. One chromosome in each pair comes from the mother, the other from the father.
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