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Home Q & A Board Biology-Related Homework Help Cell Biology
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avaggp avaggp
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6 years ago
The double-strands of DNA result from the formation of ________ between the bases.
 
  A) covalent bonds
  B) peptide bonds
  C) ionic bonds
  D) hydrogen bonds
  E) 1,4 bonds


The cell walls of some ________ are composed of minerals such as calcium carbonate.
 
  A) archaea
  B) bacteria
  C) algae
  D) fungi
  E) bacteria and fungi


Which of the following statements is TRUE of bacterial plasmids?
 
  A) They are always found in the nucleoid.
  B) They can replicate autonomously.
  C) They carry genes for essential metabolic functions.
  D) They are small circular DNA molecules.
  E) They are small circular DNA molecules that can replicate autonomously.


All of the following bases are found in RNA molecules EXCEPT
 
  A) adenine.
  B) thymine.
  C) uracil.
  D) cytosine.
  E) guanine.


Cholesterols are typically found in ________ cytoplasmic membranes.
 
  A) eukaryotic
  B) bacterial
  C) archaeal
  D) prokaryotic
  E) both eukaryotic and prokaryotic
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lazerlazer
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avaggp Author
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6 years ago
This site is awesome
bioc
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Thank you, thank you, thank you!
joyceess
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Thanks for your help!!
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