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icang [17]
3 years ago
15

Controls at railroad crossings include:

Advanced Placement (AP)
1 answer:
Softa [21]3 years ago
5 0

To me, the Answer to this problem is A. Crossing Gates.

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The foxglove plant seen in the illustration produces very toxic chemicals that calls serious illness and death in any organism t
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Scientists think that foxgloves have evolved the poisons as an evolutionary adaptation and defense mechanism that provided them with better survival capacities.

As poisons are repellents which help the plants to repel any predator or attacker and enhance their survival. That is why scientists are of the view that old fox glove did not necessarily had this poison many hundred years ago but some how there would be facing harsh circumstances or alot of predators. Due to which, with the passage of time they developed these chemicals which enhanced their life time and survival chances.

Some poisonous chemicals from foxglove are:

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3 years ago
A psychology graduate student conducted a study at the entrance to a football game at the university. The entrance was specifica
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ndent variable.

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How can a stereotype become a self-fulling prophecy?<br><br> -Sociology
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<span>The expectations that come the with stereotype can pronounce a chain of events that will almost inevitably lead to their own confirmation.  

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The repair service that fixes your farming equipment doesn’t seem to fix your plow correctly. The technician says that if you ar
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