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umka2103 [35]
3 years ago
13

Which of the following goods should a country import?

Biology
1 answer:
mart [117]3 years ago
8 0

Answer:

d

Explanation:

others can offered and get it

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Cerrena [4.2K]
The answer is C. It is naturally occurring
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3 years ago
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Explain why the marine ecosystem generates a significant fraction of the oxygen in the atmosphere. A) The marine ecosystem gener
Nat2105 [25]

Answer:

The organisms in the marine ecosystem converts carbon dioxide to oxygen faster than organisms in other ecosystems.

Explanation:

Simply the organism in the ecosystem seaweed and phytoplanktons makes use of CO2, water, and sunlight to synthesize foods for energy production.During this processes, O2 is liberated as by products from the photolysis of water. These marine photsynthesizers  ensures abundant supply of oxygen to the atmosphere.

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3 years ago
Que relaciones existe entre los iones de sodio y potasio y trasporte activo<br>porfa ayudenmeee
olga nikolaevna [1]

Answer:

Transporte activo, El Transporte pasivo es una gran estrategia para el movimiento de que la célula debe hacer es quedarse allí y dejar que las Moléculas se difundan a su interior. Por ejemplo, supongamos que tenemos una alta concentración de iones y sodio en el espacio extracelular(gracias al gran esfuerzo de la bomba sodio-potasio).

3 0
3 years ago
compared to metals and nonmetals how do atoms of semi-metals behave when combining with atoms of other elements
ser-zykov [4K]
They can either lose or share electrons when they combine with other elements. So, depending on the conditions , these elements can behave as either metals, or non-metals. I hope my answer has come to your help. God bless and have a nice day ahead!
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Humans have microscopic subunits in the kidneys called _____ to filter blood, and spiders have _____ to absorb salts and wastes.
melisa1 [442]
The right option here is the second choice listed - humans have miscroscopic subunits in the kidneys called nephrons to filter blood, and spiders have malpighian tubules to absorb salts and wastes.
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3 years ago
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