Mesophyll cells<span> (both palisade and spongy) are packed with chloroplasts, and this is where photosynthesis actually occurs. </span>Epidermis<span> also lines the lower area of the </span>leaf<span>(as does the </span>cuticle<span>). The </span>leaf<span> also has tiny holes within the </span>epidermis<span> called</span>stomata<span> (H-light green).</span>
The right answer is B.Chris is right because some of the mass of the reactants escaped as gas.
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Answer:It may be the only way to perpetuate particular cultivars.Or
It maintains the juvenile or adult characteristics of certain cultivars.
Explanation:
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Given the age of the meteorite is 4.5 billion years old with 78 atoms of lead-206 the answer should be B. 156. The half-life of uranium-238 in order to decay into lead-206 is 4.46 billion years, which means that the original number of atoms is 156.