Common contaminants in blood drawn from a vein include all EXCEPT which of the following?

A) Staphylococcus epidermidis
B) Coryneform bacteria
C) Propionibacteria
D) Escherichia coli


Answer: D

Biology & Microbiology

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You are studying meiosis in an organism where 2n= 28. How many chromosomes will be present in each cell after meiosis I is complete but before meiosis II begins?  

A.  7 B.  14 C.  28 D.  56 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 know about meiosis? How does it relate to the question?   Consider Possibilities     · What other information is related to the question? Which information is most useful?   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?

Biology & Microbiology

Protein degradation in eukaryotes is performed by ____.

A. ATP synthase B. proteasome C. ribosome D. flagellum E. cytoskeleton

Biology & Microbiology

If we were to discover beings on a distant planet that looked very much like us, it would probably be

cited as an example of

a. coincidence. b. convergent evolution. c. homology. d. adaptive radiation. e. genetic drift.

Biology & Microbiology

Which of the following would be an example of an organism that provides direct benefit by consumptive use value?

A. rice B. armadillos C. rosy periwinkle D. trees E. wheat

Biology & Microbiology