Which one of the following enabled eukaryotes to evolve complex life cycles and programs of multicellular development?
A. binary fission
B. complex patterns of gene regulation
C. a dynamic cytoskeleton
D. sexual reproduction
B
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Given the sentence "THE FAT CAT ATE THE RED RAT," which of the following would represent a frameshift mutation?
A. THE FAT RAT ATE THE RED CAT B. THE CAT ATE THE RED RAT C. THE FAC ATA TET HER EDR AT D. THE FAT CAT ATE THE RED RAT Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about frameshift mutations? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach 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?
Many people at a wedding ceremony represent which level of organization?
A. cell B. organ C. organism D. population E. ecosystem
After a meal, ectotherms often situate themselves in a warm and or sunny spot. This can be critical to the health of the animal. Why is this process important?
A. The digestive process is enzyme catalyzed and regulated within the body. This behavior has nothing to do with digestion. B. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can increase the rate of enzyme-driven reactions 2-3 times the original rate. C. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can increase the rate of enzyme-driven reactions 10 times the original rate. D. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can decrease the rate of enzyme-driven reactions, which provides more time for greater nutrient absorption.
Rodents are the normal hosts for which of the following encephalitis viruses?
A) eastern equine encephalitis (EEE) B) St. Louis encephalitis C) Venezuelan equine encephalitis (VEE) D) western equine encephalitis (WEE) E) West Nile virus