The recent research showed that glial cells have more activity and are essential than previously thought. First, they help in neuronal communication; they help to potentiate the communication between the neurons, also, it potentiates the cerebral functions like being the thought and the emotions, and finally, these cells migrate to regions of the brain where pathologies are found and proliferate, interacting with the immunological system.
Answer: Extraordinary
Explanation:
The headline"man bites dog" is an abbreviated account of the phrase:
"When a dog bites a man, that is not news, because it happens so often. But if a man bites a dog, that is news", attributed to both Alfred Harmsworth (1865–1922) and Charles Anderson Dana (1819–1897).
It refers to the way unusual events, like a man biting a dog, are more newsworthy than ordinary ones, with comparable results, like a man bitten by a dog.
Answer:
An observational study, not an experiment.
Explanation:
Researchers investigated reasons why different species of birds begin to sing at different times of the morning. They captured and examined birds of 57 species at different sites around England. They reported that there is a strong relationship between the diameter of a bird's eye and the time it starts singing in the morning: birds with larger eyes tend to start singing earlier.This is an example of An observational study, not an experiment.
What most encourage Mexican immigration to the United States is the possibility of getting a job. The economic situation in Mexico is very bad and applies mainly to poorer people.
The United States has millions of options for immigrants to work, sometimes they are not well paid and are inhuman, but the chance of getting a job is more important for them.
This affects Mexican economy positively as emigrants (living in the U.S.) are able to help their families that still live in Mexico and diminish the levels of poverty.
