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aev [14]
3 years ago
5

You've just read a research project titled: "Prolonged cell phone use causes brain tumors."

Biology
1 answer:
kvasek [131]3 years ago
4 0

Answer:

<em>The correct option is B) number of patients with brain tumors</em>

Explanation:

In a scientific experiment, an independent variable is a variable which is being changed by the scientist or changes naturally. The effect of the independent variable is studied on another variable which is termed as the dependent variable. Hence, the dependent variable can be described as the variable which is under study in a scientific experiment.

In the following scenario, as the effect of prolonged cell phones is being tested on causing brain tumors hence, the number of patients with brain tumors will be the dependent variable.

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Explain any two specific adaptation that allow animal to survive in Mountain habitat<br><br>​
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Answer:

Among others, two adaptations might be

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Explanation:

Up in the mountains, there is low oxygen, food is scarce, and adverse meteorological conditions. Animals and plants need to develop different strategies to survive. These adaptations involve not only physical and physiological changes but also behavioral changes. To mention a few adaptations, we can name:

  • Avoiding heat loss. Temperature tends to be very low at highs, so, to <u>avoid heat loss,</u> animals develop shorter legs, tails, and ears. By doing this they reduce the area or surface of heat loss and also avoid getting frozen. In mammals, the coat is also very important. A thick coat helps them maintain a constant body temperature and keep warm. Some amphibians might also develop a thicker skin as they can not regulate their temperature, and it also helps them not to dehydrate.
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3 years ago
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ivann1987 [24]
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Dynamics and Vibrations - Forces and Momentswww.brown.edu › Engineering › Courses › Notes › Forces

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