Which of the following does not take place in the nucleus?
a. DNA replication
b. Translation
c. RNA processing
d. Transcription
Ans: c. RNA processing
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To remove noncoding sequences in the pre-mRNA of eukaryotes, multiple snRNPs combine with proteins to form a larger complex called the ___________ .
A. 5' cap B. introsome C. ribosome D. spliceosome E. 3' poly-A tail
Some Mycoplasmas, such as M. mobile, can move at a steady pace across a solid surface by using ________.
Fill in the blank(s) with the appropriate word(s).
How is the lateral line of a fish similar to the ears of a human? (Check all that apply.)
_____ cilia embedded in a gelatinous matrix _____ cochlea _____ hair cells _____ large external structures for capturing pressure waves _____ line of cells extends along length of the body _____ organ of Corti _____ pressure waves _____ sensory neurons _____ several kinocilia and one stereocilium _____ several stereocilia and one kinocilium Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about the lateral line and inner ear? 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?
A transport system that moves one solute into the cell and another one out of the cell during a single cycle accompanied by the expenditure of energy through ATP hydrolysis could be called a(n) _______
a) active uniport b) active antiport c) active symport d) passive symport e) passive antiport