Benchmark 1C
The Nature of Science: The Scientific Enterprise
Grades 3-5, page 16

Doing science involves many different kinds of work and engages men and women of all ages and backgrounds.
 

NSES Content Standard E
Science and Technology: Understanding about science and technology 
Grades K-4, page 138 
Women and men of all ages, backgrounds, and groups engage in a variety of scientific and technological work. 

NSES Content Standard G 
History and Nature of Science: Science as a human endeavor 
Grades K-4, page 141 
Many people choose science as a career and devote their entire lives to studying it. Many people derive great pleasure from doing science. 

NSES Content Standard G 
History and Nature of Science: Science as a human endeavor 
Grades 5-8, page 170 
Women and men of various social and ethnic backgrounds--and with diverse interests, talents, qualities, and motivations--engage in the activities of science, engineering, and related fields such as the health professions. Some scientists work in teams, and some work alone, but all communicate extensively with others.