Answer:
The correct statment would be: "the hormons of the endocrine system exert their action by lock and key mechanism."
Explanation:
The endoncrine system is responsable of the release of hormons under certain conditions, and in different organs, they go trough the bloodstream. The lock and key mechanism is explained as how the receptors block or release hormonos or instead they don´t. The endocrine system is responsable for the reproductive system, and regulates metabolic processes.
Answer: B) So they can communicate their results without confusion
Explanation: There are other systems besides the metric system, though the metric is the most commonly used system. In the SI international system, all units are derived from each other, forming a unique international standard. That way, all scientists around the world, or at least most of them using the SI system, can communicate in a unique scientific "language" without confusion and misunderstanding.
Answer:Efforts were made in Maryland, Kentucky, and Oklahoma. Their actions were designed to thwart the objective of the Fifteenth Amendment to the United States Constitution, ratified in 1870, which prohibited states from depriving voters of their voting rights on the basis of race.
Explanation:
There is the bully. These people may be bullying the person right in front of them or behind their backs. They are the main abuser.
There is the one who is being bullied. These people are being picked on and abused. They do not fight back, if someone does fight back it's not necessarily bullying. They are the main victim.
There is the assister. These people don't start the bullying but they also bully the victim. They could encourage it or join it.
There are the reinforcements. They don't directly get involved with bullying, but are like an audience. They support the bully and cheer them on.
There are the outsiders. They stay away from the situation and do not defend the victim or support the bully.
There are the defenders. They come to the victim's defense and speak up for them, comfort them. They support the one who is being abused.
Mobilization is not a stage in the life cycle of social movements.
