What better being poor and finding true love or being rich and never find true love

According to naeyc, are the youngest age group that may be out of the hearing range of supervising teachers for short periods of time. preschoolers infants kindergarteners toddlers

Which of these are fast-acting compounds that attack ocygen-dependent tissues known to be particularly sensitive to these compounds? a.nerveb.vesicantsc.cyanide compoundsd.pulmonary

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