A previously unknown chemical signal is discovered in mice. Five observations about this signal are listed. Which observation would serve as evidence in distinguishing whether this chemical signal should be classified as a juxtacrine or a paracrine signal?

Which of the following is not a common characteristic of agricultural villages throughout the world?

Explain why the judicial branch is considered the weakest branch. explain what might happen if the judicial branch could not separate itself from the other two branches. explain how a strong judiciary branch would maintain limited government and individual rights. explain why a law that contradicts the constitution must be ruled invalid. explain why the legislature may not determine if its laws are unconstitutional. hamilton argues that the judicial branch is not above the legislative branch. explain his reasoning. how is the problem solved when two laws passed by the same legislature contradict each other? explain why hamilton believes it is pointless to argue the power of judicial review will enable judges to rule in ways that serve their own interests. explain how life tenure is necessary for the judicial branch to be able to protect individual rights against a majority. explain how everyone benefits when the rights of individuals or groups are protected. explain how limited terms of office might discourage the best-qualified people.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.