Which of these terms applies best to all material in this tissue that is not cellular?
A.) Interstitial fluid
B.) Extracellular matrix
C.) Mesenchyme
D.) Ground substance
Answer: B.) Extracellular matrix
The term matrix applies to all extracellular material seen, including the ground substance and all fibers.
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Regions at the ends of chromosomes that prevent chromosomes from sticking to each other are called ____
a. satellites b. telomeres c. centromeres d. q zones e. p zones
An experimental chemical has been shown to selectively cleave phosphodiester bonds. How would this affect a virus?
A. Fragment the genome B. Digest the capsid C. Dissociate the envelope D. Alter the host binding site E. Hydrolyze the protein coating 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 viral structure? 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?
A pH of 4 is __________ times more __________ than a pH of 7
a. 3; basic b. 3; acidic c. 1000; neutral d. 1000; basic e. 1000; acidic
The shortest time required to kill all the microbes in a sample at a specified temperature is called the
A. thermal death point (TDP). B. sporicidal time. C. thermal death time (TDT). D. death phase point.