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lbvjy [14]
3 years ago
8

When you combine two or more substances and something new is created that is an example of

Biology
2 answers:
german3 years ago
7 0

This is C)chemical change

For example combustion where an organic compound is turned into CO2 and water.

Eva8 [605]3 years ago
6 0
It’s c because when u combined to substances it’s basically a chemical like putting water and oil together basically
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Compared to freshwater fishes, marine fishes: drink seawater and produce a large volume of urine. do not drink seawater in an ef
Andre45 [30]

Answer:

The correct answer is - tend to lose water by osmosis since their internal salt concentration is lower than that of seawater.

Explanation:

In freshwater fishes, the body of fishes has a higher salt concentration inside their body than the surrounding water, water enters through the osmosis process. Without any active regulation of this process, fishes would swell and get bigger and bigger. They have specialized cells called chloride cells in gills to take ions from water as they do not have kidneys.

In contrast, the marine fishes have a lower salt concentration in their body than surrounding water of sea or ocean and they lose water continuously and to compensate for this they need to drink water regularly.

6 0
3 years ago
Original DNA sequence: T A C G C G T G C A C G A T G C A G T A G T A C mRNA sequence:
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The space shuttle Endeavor is launched to altitude of 500,000 m above the surface of the earth. The shuttle travels at an averag
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Answer:

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Explanation:

Given:

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Sketch a simple model that shows how the moon reflects light from the sun label the following in you diagram:earth sun moon sunl
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The solar system is composed of the sun and the planets.

<h3>What is the solar system?</h3>

The solar system is composed of the sun and the planets. The sun lies at the center of the solar system and the planets move around  the earth in concentric circles.

Given that the earth is the only inhabited planet, it holds a central place in the solar system. The moon is a non luminous surface. It reflects the light that hits it from the sun to the earth.

The sun and other stars are the luminous bodies in the solar system.

Learn more about solar system:brainly.com/question/12075871

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The oral contraceptive pill works mainly by: raising the estrogen levels so the female does not ovulate. preventing the egg from
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