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Y_Kistochka [10]
3 years ago
5

If you measured the ld50 for a particular chemical, you would know:

Biology
1 answer:
Liono4ka [1.6K]3 years ago
3 0
<span>the interdisciplinary study of how humanity affects other organisms and the abiotic environment</span>
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The parasympathetic neurotransmitter at target organs is __________. epinephrine acetylcholine norepinephrine dopamine
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<h2>Answer</h2>

The parasympathetic neurotransmitter at target organs is <u>acetylcholine</u><u>.</u>

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Smoking tobacco is bad for your circulatory health. In an attempt to maintain the blood's capacity to deliver oxygen, the body i
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6 0
2 years ago
Meteorites formed a long time ago in the early solar system.<br> True or False
zalisa [80]

Answer:

True.

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This is true because Meteorites originate range from 4.5 billion years old to 200 million years old.

3 0
3 years ago
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4
patriot [66]

Answer:

Mammals first appeared

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The dinosaurs became extinct one million years after the Cenozoic era started. The mammals first appeared as the modern culture first appeared in that era.

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3 years ago
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One way that cells use water
elena-s [515]
<span>For instance, during the concentration of salt in water affects the rate of osmosis because it will determine how much water should be transported or excreted or to be taken in. The cellular process is keen to the salt concentration of its system thus making sure to maintain balance between the salt concentration the right amount of water must also be in its area of release for any expected occurences. </span>
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