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**The principle of phototropism in plants is as above, and the phototropism of plants is something similar to "instinct". How did it come to be? The answer is auxin.
Specifically, there is a mechanism in the plant that reduces the concentration of auxin in the area exposed to the light and increases the concentration in the backlight; As a result, the growth rate on the backlit side is faster, so the plant is inclined in the direction of the light. Most likely, the original plants were light-insensitive; Then some plants have a mutation that allows the light to affect the auxin concentration in the corresponding area. Then there are two possible outcomes:
One is the production of phototropism, so the living conditions are improved; The second is to grow ...... in the direction of backlightSo I killed myself for not being ready. There is also a "magical" thing about the growth of plant branches: its leaves and branches are arranged according to the Fibonacci sequence, so as not to block each other and maximize the use of light.
Based on the algorithm design idea of the coder (rather than the formal, plant-specific research), I guess there can be this mechanism: the plant terminal bud will secrete a certain somatostatin (high concentration of auxin itself will inhibit growth), so when this inhibin is transmitted downward (and gradually decomposed), the bud eyes closer to the terminal bud will not grow side branches, which ensures the growth priority of the plant trunk. At the same time, the development of the terminal bud also has a certain directionality, which may also be regulated by similar chemical mechanisms. As a result, the position of the left bud eye rotates, and the distribution itself becomes regular (e.g., the Fibonacci sequence).
At the same time, not every bud eye will develop into a branch. The apical buds of the main stem and the apical buds of the lateral branches also secrete inhibin, which is transmitted up and down along things like ducts; As a result, the development of bud eyes within a certain angle range directly above and directly below the side branches is inhibited, so that the bud eyes that are activated and germinate new branches will naturally avoid the orientation ...... the existing branchesThis mechanism may even be affected by light, making it more sophisticated. With the help of this chemical mechanism, the branches will become staggered and orderly, so that they will not get in their way.
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There is no essential difference between instinct and acquired ability, only quantitative difference, so instinct is not different from the essence of acquired ability, genetics does not say that everything is the result of genes and cannot be changed, but at the same time points out that genes are always changing, of course, if we directly prescribe an essence, such as we define instinct as the behavior that can be produced without learning from the same kind of animals. This is okay, but note that the definition is the result of the setting, which is relatively reasonable, if you want to continue to study and scrutinize, it is bound to shake and question this definition, to produce a new description In short, you can't get any ultimate essence, you can only get the relative essence, and this relative essence is probably sorry for the word "essence", so it is ......better to give up the entanglement of the essenceA more scientific view is that "instinct" is just a literary rhetoric that can be changed, and it can be said this or that.
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Humans and animals are born with behaviors that they can perform without learning.
Instinct, a Chinese word, pinyin: běn néng, refers to the ability to be inherent in itself and can be learned without learning. The instinct consists of the drive to preserve oneself and one's race, and it involves sex and the desire to attack. These forces are cyclical and can be fulfilled in different ways.
Source:
Qu Qiubai's "Chronicles of the Hungry Country: Introduction": "I am in a place like this, and my visual instinct has almost disappeared. ”
Zhang Binglin's "Refutation of Kang Youwei's Book on Revolution": "Nationalism, since the primeval world, its root has been latent and has been developed far from today, and the conscience instinct of the people in this life is also. ”
Hu Yepin's "To Moscow": "If two people get along, but they are separated for fear of having children, this is against instinct. ”
Chapter 8 of the first part of Liu Qing's "History of Entrepreneurship": "Everyone has a love for beauty, and the pursuit of beauty is also one of the instincts of human beings. ”
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Instinctive explanation.
instinct;intuition]
The ability to be inherent in itself and not learned Explain in detail (1).Humans and animals can act without learning. Such as baby suckling, bee making honey, etc.
Qu Qiubai, "The Hungry Country, Answering the Sails, Introduction" I am in a place like this, and the visual instinct is almost gone. ” 2).It is nature, nature.
Zhang Binglin, "Refutation of Kang Youwei's Book on Revolution": Nationalism, since the primordial world, has its roots and potential, and far today, it is the beginning of the development of wisdom, and the conscience and instinct of the people in this life are also. Hu Yepin, "To Moscow":
If two people are on good terms and are separated for fear of having children, it is against instinct. Chapter 8 of the first part of Liu Qing's "History of Entrepreneurship": "Everyone has a love for beauty, and the pursuit of beauty is also one of the instincts of human beings.
3).Describes a knee-jerk action or reaction. Ba Jin, "Home" XIX:
However, when she heard someone talk about Young Master Gu, she instinctively blushed and felt ashamed that she couldn't explain herself. Ding Ling, "Cowshed" Sketch: Suddenly, I felt something so light that it could not have fallen to my feet.
Instinctively, I stomped it under my feet, and my heart pounded. ”
Word decomposition Explanation of Ben Ben ě The root of the herb: materia medica (generally referring to traditional Chinese medicine). Wood without roots.
The root of things, as opposed to the "end": the beginning and the end (the head and the tail; Always ). Root (root; Thorough; Essentially).
Stems of grass, stems of trees: herbaceous plants. Central, Primary:
Headquarters. Noumenon. Original:
Originally. Capability. The explanation of the ability can é talent, ability :
Ability. Skill. Talent.
Talented: capable people. Expert.
Meritocracy. Skilled craftsman . Those who can are teachers.
Competent, good at: Able. It can be soft and rigid.
As far as you can. If you want to quit the car nucleus, you can't. Active.
Yes (indicates possibility): The little brother can walk. Should:
You can't say that.
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All human behaviors can be clustered into 15 behaviors, and most of these behaviors are governed by instinct, and the desire for human behavior is mostly rooted in genes. The 15 behaviors are: (1) Curious:
the desire to learn; (2) Food: the town front and the desire to eat; (3) Honor: Hope to abide by a certain code of conduct; (4) Refusal:
fear of social exclusion; (5) sexuality: the desire for sexual acts and sexual fantasies; (6) Sports: requirements for carrying out physical activities; (7) Rank repentance:
the organization of life; (8) Independence: the desire to make decisions on your own; (9) Retaliation: the desire to retaliate when offended; (10) Social interaction:
the desire to associate with others; (11) Family: the desire to be with relatives; (12) Social prestige: the desire to gain status and be affirmed; (13) Disgust:
aversion to pain and anxiety; (14) Citizenship: the need for public welfare services; (15) Power: The desire to exert influence over others.
Of the 15 behaviors, only rejection, independence, and citizenship are caused by the environment, while the others are largely genetically determined.
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Instinctive explanation.
instinct;intuition]
The ability to be inherent in itself and not learned Explain in detail (1).Humans and animals can act without learning. Such as baby suckling, bee making honey, etc.
Qu Qiubai, "The Hungry Country, Answering the Sails, Introduction" I am in a place like this, and the visual instinct is almost gone. ” 2).It is nature, nature.
Zhang Binglin, "Refutation of Kang Youwei's Book on Revolution": Nationalism, since the primordial world, has its roots and potential, and far today, it is the beginning of the development of wisdom, and the conscience and instinct of the people in this life are also. Hu Yepin, "To Moscow":
If two people are on good terms and are separated for fear of having children, it is against instinct. Chapter 8 of the first part of Liu Qing's "History of Entrepreneurship": "Everyone has a love for beauty, and the pursuit of beauty is also one of the instincts of human beings.
3).Describes a knee-jerk action or reaction. Ba Jin, "Home" XIX:
However, when she heard someone talk about Young Master Gu, she instinctively blushed and felt ashamed that she couldn't explain herself. Ding Ling, "Cowshed" Sketch: Suddenly, I felt something so light that it could not have fallen to my feet.
Instinctively, I stomped it under my feet, and my heart pounded. ”
Word decomposition Explanation of Ben Ben ě The root of the herb: materia medica (generally referring to traditional Chinese medicine). Wood without roots.
The root of things, as opposed to the "end": the beginning and the end (the head and the tail; Always ). Root (root; Thorough; Essentially).
Stems of grass, stems of trees: herbaceous plants. Central, Primary:
Headquarters. Noumenon. Original:
Originally. Capability. The explanation of the ability can é talent, ability :
Ability. Skill. Talent.
Talented: capable people. Expert.
Meritocracy. Skilled craftsman . Those who can are teachers.
Competent, good at: Able. It can be soft and rigid.
As far as you can. If you want to quit the car nucleus, you can't. Active.
Yes (indicates possibility): The little brother can walk. Should:
You can't say that.
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