Answer:
A nickel is a five-cent coin struck by the United States Mint. Composed of 75% copper and 25% nickel
Answer:
False
Explanation:
The cactus performs this through stems as the leaves are modified into spines. Photosynthesis is a physiochemical or photo-biochemical process(anabolic and endergonic ) in which organic compounds are synthesized into inorganic raw materials in the presence of light and pigment.
1. D
2. B
3. D
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An enzyme is a biological molecule that acts as a catalyst in many reactions. They speed up chemical reactions especially the reactions inside living organisms. An enzyme is made up of amino acids. They are known to be very efficient catalysts. Hope this answers the question!
The answer is A because cells take in glucose and oxygen and make energy, with the waste products of CO2 and H2O