Which of the following is a characteristic of eudicots?
a. vascular tissue arranged in a ring pattern
b. a primarily adventitious root system
c. pollen with a single pore through the outer layer
d. flower parts arranged in multiples of three
a. vascular tissue arranged in a ring pattern
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Animals living in the supralittoral fringe must be able to deal with the force of wave shock
Indicate whether the statement is true or false
Which of the following has occurred in cloned
animals?
a. lung problems b. liver problems c. limping d. heart problems e. all of these have occurred in cloned animals
In the last lab, you used the PHYLIP program to create unrooted phylogenetic trees. Why was it important to "root" the phylogenetic tree after after you created it?
A. Unrooted trees do not follow the Law of Parsimony B. In the unrooted trees the outgroup is not connected to the rest of the tree by a common ancestor C. In the unrooted trees the outgroup might not branch off prior to the common ancestor of the organisms under study D. Unrooted trees are not necessary to the organisms you are trying to study
Which of the following statements BEST explains the role of meiosis in reproduction?
A. Meiosis makes it possible for a zygote to have the correct number of chromosomes. B. Meiosis increases the chances of fertilization because it produces four daughter cells. C. Meiosis results in offspring with genotypes that are not exact copies of the parents. D. Meiosis allows chromosomes to exchange genetic material through crossing over.