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Andrew [12]
1 year ago
8

What is the primary justification of the hypothesis that the early Earth environment was void of oxygen

Geography
1 answer:
Natali5045456 [20]1 year ago
3 0

The justification hypothesis that the early Earth environment was void of oxygen is:

  • atmosphere lacked oxygen but abundant in methane, ammonia, water vapour, noble gas, neon etc.

<h3>What did scientist proved about oxygen-less earth?</h3>

Studies revealed that the Earth's atmosphere was devoid of oxygen before more than 2.4 billion years ago.

However, some scientist proved that oxygen get brewing in the atmosphere from the oceans where a cyanobacterial photosynthesis occurred for about as 3 billion years ago.

Read more about Earth environment

<em>brainly.com/question/617302</em>

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Correct answer is B.

Explanation:
In their nucleus cells contain DNA. The DNA has information about size, shape and function of each cell. When the cell reaches it's full size it stops growing and starts doing whatever it's function is. If more cells are needed then the cell replicates. This explanation excludes answers A and C.

Male and female sexual cells are used to conceive a baby. These cells combine to form a new type of cells. In the first few weeks all types of cells are created. Then the creation of new types of cells stops and existing cells multiply in order to achieve needed number of cells. This explanation excludes answer D.

When we compare an adult person and a baby we can see that, for example, an adult has bigger bones than a baby. This was result of increasing number of existing types of cells without creating any new type.
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3 years ago
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What are the BRICS countries?a.United States, Canada, Russia, Brazil, South Koreanb.Mexico, Canada, United Kingdomc.Brazil, Indi
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Answer:

Brazil, Russia, India and China

Explanation:

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How many people live in the urban center of Buenos Aires, Argentina? How do economic activity and climate help explain why so ma
Levart [38]

Answer:

2.89 Million People

Explanation:

Most of Argentina is mountainous (The Western side), which has extreme cold temperatures which makes it a popular skiing destination for tourists, it also happens to be not as populated. However, what makes Buenos Aires so different is that it's along the ocean, which makes it a much more livable and sustainable climate, it also gets a large economic boost because it has a large docking and trade system located there.

Examples of this would be other lightly populated rough climate countries such as Mongolia, which has only a population of 3 million despite it's large land borders.

5 0
3 years ago
PLEASE ANSWER QUICK
KonstantinChe [14]

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Explanation:

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In 1911, British explorer Robert Scott and his party _____.
andrew-mc [135]
<span>In 1911, British explorer Robert Scott and his party died on their return trip from the South Pole. Scott arrived in the </span>South Pole<span> on 17 January 1912, just five weeks after </span>Roald Amundsen<span>'s </span>Norwegian expedition<span>. On their return journey, Scott's party managed to prove that </span><span>Antarctica was once forested and joined to other continents by discovering several fossil plants. He died in 1912 alongside with his party.</span>
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