On his birthday Mr. Curiosa's wife gave him a puppy. He named it Blue. He noticed that Blue did not like to eat store-bought puppy chow. So, he set out to make a better dog food. Mr. Curiosa did some reading on dogs and their dietary requirements and he made a special vitamin mixture.

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

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