The number of species of living organisms on the planet is probably closest to

A) 100,000.
B) 1,000,000.
C) 10,000,000.
D) 100,000,000.


C

Biology & Microbiology

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RNA can be used as a template for the production of DNA through the action of ____

a. DNA polymerase b. RNA polymerase c. reverse transcriptase

d. ligase e. restriction endonuclease

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Four of the five choices listed below are members

of the same group. Select the exception. a. archaeans b. amoebozoans c. diatoms d. dinoflagellates e. euglenoids

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Define anemia. List at least four potential causes of anemia.

What will be an ideal response?

Biology & Microbiology

Which of the following is/are a free-living amoeba that can cause encephalitis?

A) Acanthamoeba B) Naegleria C) Entamoeba D) Naegleria and Acanthamoeba E) Entamoeba and Naegleria

Biology & Microbiology