A passive aggressive behaviour is a behaviour in which one person openly expresses hostility without being violent but by using other means such as ostensibly not answering another person's request or saying things which are not directly abusive but can be interpreted as such
the only subjects taught then was reading and writing with special cooking and cleaning classes for young ladies. So to answer your question math, science, and any language other than English were not taught. Also art, gym ,and music were not offered as well.
Avery and his group used enzymes to degrade DNA, RNA and protein in 3S bacteria. DNA from those cells was then tested to see if it can convert 3R cells into 3S cells. It was observed that 3R cells were converted to 3S cells except when the DNA was destroyed. Thus, DNA was pin-pointed as the transforming agent.
she doesn't care about other's feelings
This can be proven from her action after telling nick that tom has a woman in new York. as soon as Tom and Daisy appear, she make a rude remark with "tense gaiety," addressed toward daisy. This indicates that she doesn't really care about other's feelings.