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sasho [114]
3 years ago
15

HELP PLEASE VERY URGENT!!!!!!!!!! FREE POINTS AFTER

Biology
2 answers:
Murljashka [212]3 years ago
5 0
I would choose B as the answer. Hope this helps :)
Fynjy0 [20]3 years ago
3 0
Pick b just pick b I know its right I have hade the same one
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Using the theory of natural selection, what is antibiotic resistance
ddd [48]

Answer:

Antibiotic resistance is when pathogens such as bacteria or fungi develop a resistance to antibiotics. This happens when some pathogens die, and others survive. The small number of pathogens that had a resistance to the antibiotic will reproduce more offspring that are also resistant to, and those offspring will reproduce even more offspring and so on. Eventually most pathogens will be resistant to the antibiotic, so antibiotics won't work.

4 0
2 years ago
If you fill up a balloon with a small amount of air, then set it in direct sunlight, you will see that the balloon expands. This
lakkis [162]

Answer:

Increase in kinetic energy of the gases

Explanation:

The direct sunlight will heat up the molecules making up the gases in the balloon.

Kinetic energy resulting from the heating of these particles will make them become randomized. They then begin to move more haphazardly colliding vigorously with themselves and the wall of balloon.

According to Charles's law "the volume of a fixed mass of gas is directly proportional to its temperature provided pressure remains constant" .

The sunlight heats the balloon and causes a rise in temperature. This will make the gas volume to increase and the balloon expands.

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3 years ago
When dreaming, an individual has periods of no muscle tone or movement, except for eyes, diaphragm, nasal membranes, and erectil
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A.true
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4 0
3 years ago
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Choose an ecosystem and describe a food chain within that ecosystem, giving examples of producers and consumers.
Fiesta28 [93]

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Producers produce food for their own consumption as well as energy for the rest of the ecosystem. Producers include any green plant, such as a tree or grass, as well as algae and chemosynthetic bacteria. Consumers are organisms that require food to survive. Deer and rabbits, for example, are primary consumers who only eat producers.

6 0
2 years ago
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The risk of developing cancer and heart disease can be reduced by
brilliants [131]
↪ Adding exercise and meditation in your life to reduce heart problem.
↪Avoiding grilled red meat ,smoked foods , microwaved foods,etc.
↪ Searching the reason to live the life maybe it could be related with your passion and aim in your life.
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↪ Avoid anything that is carcinogenic or cancer causing. You can search it on your own.
↪Seek medical advice from doctors regarding this topic
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2 years ago
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