What is the Matthew effect? a.
A tendency for honors and recognition to go to those scientists who have already achieved recognition
c.
The refusal to share unpublished findings with colleagues.
b.
A tendency for honors and recognition to go to those scientists who have not achieved any previous recognition
d.
The influence of special interests when researching.

23. public and private investment in infrastructure include all of the following except a) worker knowledge and skill development b) telecommunication systems, internet provider systems, and power distribution systems c) highways, transit systems, airports, harbors, and educational facilities d) fire departments, police departments, and public safety systems e) water systems, wastewater treatment systems, and navigational systems

Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

70 ! in 2-3 paragraphs of 250-300 words, compare and contrast parallel and relative keys. give clear definitions and specific examples to support your answer.