Protons have specific wavelengths associated with them true or false?

When is it most common for humans begin to develop a sense of self worth? a. adolescence b. early childhood c. infancy d. late childhood

Which of these gives the best indication that a health service is based on pseudoscience? a. the service is not controversial and is supervised by medical professionals. b. the service has been extensively researched,has a high success rate,and is expensive c. the service is inexpensive, is based on research, and has been around for a long time d. the service has not been researched and is expensive

This is a serious question what does semen taste salty, sweet, bitter, what? and also, can swallowing semen get you pregnant? 30 points