Approximately how many times more potent is morphine compared to opium?

What does the research say regarding parental behavior towards preterm infants?

a. Parents tend to respond less sensitively and interact with them less. b. Parents tend to respond to them in a highly sensitive way and interact with them frequently. c. Parental behavior depends upon the sex of the child. d. There is no consistency in the research on this issue.

Older men demonstrate more negative changes in changes in both smell and taste compared to women.

Answer the following statement true (T) or false (F)