Why is abstinence the most effective method for preventing hiv, other stis, and pregnancy

Match each child care option with its benefits. a. no child care expenses b. likely to have values similar to those of the parents c. lots of one-on-one time with a provider d. care offered at schedule hours 1. family member or friend 2. private child care 3. day care 4. stay at home parent

What are the two things that all sociologists do in their studies?

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