Biology was very rapidly accepted as a science in England and France

Which of the following exercises should be avoided during pregnancy?

a. any contact sports b. walking c. light jogging d. swimming

Is there research evidence to support the idea that children who are weaned early or breast-fed too long develop oral fixations such as nail biting or smoking?

a. Yes, this has largely been validated. b. No, there is no research evidence to support the claim. c. Yes, for men, but not for women. d. No? instead, the fixation leads to traits such as sloppiness and carelessness.