Answer:
Approximately <u><em>15-20%</em></u> percent of adolescents and young adults have engaged in at least one nonsuicidal self-injury behavior, often with the goal of decreasing high levels of distress and eliciting help from others.
Causing non-suicidal self injury behavior is one of the forms of abnormal mind in which a person tries to harm himself just to release some tension or to attract other people's intentions. This phenomenon is becoming more common in today's world.
It was developed by Alfred Wegener around 1912-1915 time frame. He proposed his theory of the "continental drift". He proposed that the continents plowed through crust of ocean basins. He said that the continents look like a puzzle piece to put together. It's very interesting.
Hope this helped :)
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Answer:
Phospholipids are able to form cell membranes because the phosphate group head is hydrophilic (water-loving) while the fatty acid tails are hydrophobic (water-hating). They automatically arrange themselves in a certain pattern in water because of these properties, and form cell membranes.
Explanation:
The food group is fats (sweets and oils)
