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Author Question: Which domain or domains are made up of organisms without nuclei? a. archaea only b. bacteria ... (Read 63 times)

berenicecastro

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on: Jul 27, 2018
Which domain or domains are made up of organisms without nuclei?
 
  a. archaea only
  b. bacteria only
  c. eukarya
  d. both archaea and bacteria
  e. both bacteria and eukarya

Question 2

The Moon's distance from Earth is measured very accurately by bouncing a laser beam off of a small mirror left on the surface of the Moon. If a laser is fired at the Moon and the signal returns in 2.6 seconds, what is the distance to the Moon?
 
  a. 390,000 km
  b. 390,000 m
  c. 780,000 km
  d. 780,000 m


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sailorcrescent

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

d

Answer to Question 2

a
RATIONALE: Distance = speed of light  time


berenicecastro

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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