warm up quest. 3 - molecule could move all the way through...

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1. What is the difference between a polyphyletic taxonomic group and a paraphyletic taxonomic group? A polyphyletic taxonomic group is defined as a group that does not include its common ancestors, while a paraphyletic taxonomic group is defined as a group that does not include all of the descendants of a common ancestor. The main difference is that paraphyletic groups are missing some of the ancestors’ descendants while polyphyletic groups are missing the common ancestor. 2. (Answer these TWO questions) 1. When plants grow, cells must elongate, they must also differentiate and divide. Which of the following indicates the order in which these processes must occur? A) elongate, differentiate, divide B) differentiate, divide, elongate C) divide, elongate, differentiate D) elongate, divide, differentiate E) divide, differentiate, elongate A water
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Unformatted text preview: molecule could move all the way through a plant from soil to root to leaf to air and pass through the cytoplasm of a living cell only once. This living cell would be a part of which structure? A) the Casparian strip B) a guard cell C) the root epidermis, D) the endodermis E) the root cortex. 1.) I would say that the answer to this question is C.) Divide, elongate, differentiation. 2.) I would say that the answer to this question is A.) The casparian strip. 3. Name one difference between spores and sperm in plants. One difference between spores and sperm in plants is that sperm are made in the antheridium while spores are made in the sporangium, which is a part of the sporophyte....
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This note was uploaded on 04/01/2008 for the course BIO 130 taught by Professor Nesmith during the Fall '07 term at University of Michigan.

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