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Author Question: What are the rungs of a DNA spiral made up of? a. RNA b. four chemical bases arranged in pairs ... (Read 132 times)

Destiiny22

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on: Jul 27, 2018
What are the rungs of a DNA spiral made up of?
 
  a. RNA
 b. four chemical bases arranged in pairs
  c. enzymes
 d. ribosomes
 e. proteins

Question 2

What would a civilization within 60 light-years away be able to detect from Earth?
 
  a. our first TV transmissions
 b. our cellular phone transmissions
 c. our production of machines that create noise
  d. our excessive carbon emissions
 e. our wireless Internet transmissions


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hugthug12

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Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

a


Destiiny22

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Reply 2 on: Jul 27, 2018
Gracias!

miss.ashley

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Reply 3 on: Yesterday
Excellent

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