Reactions that have a positive delta G typically have a decrease in entropy. This defies the second law of thermodynamics.
a. true
b. false
Ans: b. false
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Which of the following would NOT be true of cDNA produced using human brain tissue as the starting material?
A) It could be amplified by the polymerase chain reaction. B) It could be used to create a complete genomic library. C) It was produced from mRNA using reverse transcriptase. D) It could be used as a probe to detect genes expressed in the brain. E) It lacks the introns of the human genes.
A new mammal has been discovered in the thickly-forested mountains of Papua New Guinea. The squirrel-like animal lives in the canopy of the forest and has a diet rich in leaves. On occasion, however, the animal drops to the ground to quickly fill its cheeks with its own fecal droppings, for ingestion once it is safely back in the trees. The GI tract of this animal would most likely include ____________.
A. a simple stomach and a large cecum B. a simple stomach, a short small intestine and colon, and a small cecum C. a short intestine and no cecum D. a long small intestine with abundant villi and an appendix at the beginning of the large intestine E. a four-chambered stomach and long intestines Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about the intestinal tract of an animal that performs coprophagy? What other information is related to the question? Choose Answer · Given what you now know, what information is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
In gene therapy, what is transferred into an
individual’s body cells?
a. new genomes b. recombinant DNA c. GMOs d. bacterial plasmids e. DNA libraries
The scientist who in 1758 created a system that is the basis of the modern system of classification of organisms is __________.
Fill in the blank(s) with the appropriate word(s).