The largest mass migration in human history has taken place in china. why?
chinese are seeking political amnesty in other countries.
chinese are moving from the rural areas to fast-growing suburbs.
workers are leaving the rural areas to work in urban factories.
flooding and other natural disasters have driven millions of chinese to flee the rural areas.

Some friends want to a teen who is dealing with distress. what should they do to provide support? tell the teen to ignore the stress. offer the teen a new perspective. reinforce all the teen’s ideas. laugh off the teen’s problems.

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.

Define physical activity. question 3 options: bodily movement produced by the contraction of muscles planned and structured exercise the ability to perform rigorous activity all the above