Do some research into thornless varieties of plants.
a. what plants are available which do not have thorns?
b. is thornlessness a mutation?
c. when and where was the possibility of growing thornless varieties of plants discovered?
d. how do these varieties compare with the variety that has that has thorns

Which is an effective way to prevent bullying and harassment

Ingredients used in tobacco products been banned?

The five components of health-related fitness include cardiorespiratory fitness, muscular strength, resting heart rate, muscular endurance, and body composition cardiovascular fitness, muscle tone, muscular endurance, flexibility, and body composition calisthenics, muscular strength, muscular endurance, flexibility, and body composition cardiorespiratory fitness, muscular strength, muscular endurance, flexibility, and body composition