Which of the following family models is considered to be the "traditional" model?

a. a family with one biological parent and one step-parent
b. a family with only one parent
c. a family made up of two married parents and their biological children
d. grandparents raising their children's children

Weight management is one benefit of participating in sports which sentance is true regarding weight management

Aresearcher lyses a cell that contains nucleic acid molecules and capsomeres of tobacco mosaic virus (tmv). the cell contents are left in a covered test tube overnight. the next day this mixture is sprayed on tobacco plants. we expect that the plants would ) develop some but not all of the symptoms of the tmv infectionb) develop the typical symptoms of tmv infectionc) not show any disease symptomsd) become infected, but the sap from these plants would be unable to infect other plants

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing