What classification of drugs do cocaine methamphetamine and amphetamine belong to?

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated

Which genetic disorders, caused by an extra x chromosome (xxy), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature?