Response to Stimulus
- A basic process of living systems
Kinds of External Stimuli
- Temperature, pH, Light, Electric Field,
Chemicals and Ionic Strength
Biomimicry or Biomimietics
- The examination of nature, its models, systems, processes, and elements to emulate or take inspiration from in order to solve human problems
Stimuli-responsive polymers
- Respond with dramatic propert
(1) Intelligence - spearman's two-factor intelligence theory
완득이는 운동을 잘하고 윤하는 공부를 잘한다. 완득이의 아버지와 민구삼촌은 춤을 잘 추고 옆집아저씨는 그림을 잘 그리며 호정은 글을 잘 쓴다 이처럼 다양한 지능은 여러 지능에 영향을 주는 general intelligence와 그 세부 영역의 영향을 주는 specific intelli
Histologically, the islets consist of three major and at least two minor cell types.
Beta cells, which synthesize and secrete insulin, make up about 60% of a typical islet.
Alpha cells are the source of glucagon, 30% of islet tissue.
Delta cell, which are less abundant, produce somatostatin.
F cells, which secrete pancreatic polypeptide.
Fifth cell type that secretes ghrelin.
Fifty cell typ
2.7 Critical sub-functions and Solution of sub-problems
앞에서 도출된 sub-function들 중에서 critical sub-function을 선정하고 이를 해결하기 위한 solution 모색하면 다음과 같다.
Critical sub-functions
Solutions of sub-problems
(E : external search, I: internal search)
제품의 경량화
프레임
강철, 강화 플라스틱(E)
튜브
생고무 튜브, 플루
and large-scale factory production replaces large-scale mechanical production, also the world enteres the age of electricity from the age of steam. So the invention of electricity dramatically changes people's way of life. At the same time, a series of capitalist countries emerges monopolistic capitalist system, externally, the period of the October Revolution in Russia and the Second World War