Integral World: Exploring Theories of Everything
An independent forum for a critical discussion of the integral philosophy of Ken Wilber
Ken Wilber: Thought as Passion, SUNY 2003Frank Visser, graduated as a psychologist of culture and religion, founded IntegralWorld in 1997. He worked as production manager for various publishing houses and as service manager for various internet companies and lives in Amsterdam. Books: Ken Wilber: Thought as Passion (SUNY, 2003), and The Corona Conspiracy: Combatting Disinformation about the Coronavirus (Kindle, 2020).

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The Role of Information in Biology

Unraveling Life's Complexity and Evolutionary Pathways

Frank Visser / ChatGPT

Me to ChatGPT:

  • Please write an essay on the role of information in biology and where this information comes from.

Follow-up questions:

  • What is the source of all this information?
  • Creationists argue that genetic information or code is too rich or specific to have evolved naturally.
  • The weakest spot of creationist explanations of life is of course that they provide no explanation at all. God's ways are by definition mysterious.
  • But if even the simplest of cells needs a few hundred genes to function properly, how can these have been evolved?
  • What came first in cell evolution: metabolism, genetics or membranes? Please provide examples of researchers for each of these three areas.
  • How does the work of biochemist Nick Lane fit into this field? How has his work been received?
  • If DNA is code, does this not presuppose the existence of a divine Programmer? How can code evolve in a natural way?
  • Does it make any sense to call information "immaterial", since all information needs a material substrate?
  • If information is so relevant in all biological processes, doesn't this presuppose consciousness at all levels of life?


Information plays a fundamental role in the field of biology, serving as the building blocks for life's complexity and diversity. From the genetic code to cell signaling and ecological interactions, information is crucial for understanding and deciphering biological processes. This essay explores the various aspects of how information shapes and drives biological phenomena.

At the core of biology lies the genetic information encoded in DNA, the blueprint of life. Genes carry instructions that govern the development, functioning, and inheritance of all living organisms. DNA's sequence carries vast amounts of information, dictating an organism's traits, susceptibility to diseases, and evolutionary history. The field of genetics unravels the mysteries of heredity and the transfer of genetic information from one generation to the next, enabling us to comprehend genetic disorders, conduct gene therapies, and explore genetic variations across species.

Information in biology extends beyond genes to the regulation of gene expression. Epigenetic modifications, such as DNA methylation and histone acetylation, influence gene activity without altering the DNA sequence itself. These modifications store information on an organism's exposure to environmental factors and can be passed on to subsequent generations, impacting phenotypic traits and adaptations to changing conditions.

Cellular communication and signaling pathways rely heavily on information exchange. Cells use chemical signals to communicate with each other, coordinating various physiological processes, immune responses, and tissue repair. The intricate networks of signaling molecules form the basis of cellular information processing, enabling cells to respond dynamically to their surroundings and maintain homeostasis.

Neurobiology, another vital aspect of biology, deals with the transmission and processing of information in the nervous system. Neurons use electrical and chemical signals to transmit information throughout the brain and body, underpinning functions such as sensory perception, motor control, and cognitive processes. The understanding of neuronal information processing has far-reaching implications, from studying neurological disorders to developing artificial intelligence and computational models inspired by the brain.

Moreover, the role of information extends to ecological interactions and behavior. In ecosystems, information shapes the relationships between species, determining predator-prey dynamics, symbiosis, and competition. The study of animal behavior relies on the exchange and interpretation of information, whether it's through visual cues, vocalizations, or chemical signals. Behavioral ecology explores how organisms gather, process, and utilize information to survive and reproduce in their environments.

Information also plays a critical role in modern biological research. The advancement of technologies, such as high-throughput sequencing and bioinformatics, has revolutionized the way we gather and analyze biological data. Massive amounts of genomic, transcriptomic, proteomic, and metabolomic information are generated and curated in databases, facilitating discoveries in fields like genomics, systems biology, and personalized medicine.

In conclusion, information is the cornerstone of biology, permeating every level of organization from genes and cells to ecosystems and behaviors. It enables us to comprehend life's complexity, unravel evolutionary histories, and develop novel treatments for diseases. As our understanding of information in biology deepens, it opens new avenues for research and innovation, propelling the boundaries of biological knowledge and its applications.

What is the source of all this information?

The source of all the information in biology comes from the natural world itself. Biological information is derived from observations, experiments, and studies conducted by scientists and researchers in various fields of biology. These individuals collect data from living organisms, ecosystems, and biological systems to understand how life functions, evolves, and interacts.

For instance, genetic information is obtained through the study of DNA sequences from different organisms, which is often done using advanced sequencing technologies. Researchers also explore gene expression patterns by analyzing RNA transcripts to understand how genes are activated and regulated in different tissues and under varying conditions.

Cellular communication and signaling pathways are studied through experiments that investigate the interaction of molecules within cells. Neurobiologists use techniques like electrophysiology and imaging to understand how neurons transmit and process information in the nervous system.

Ecological information is gathered through field observations and experiments that monitor interactions between organisms, their environments, and other living entities. Behavior and communication patterns in animals are studied through observations in their natural habitats or controlled laboratory settings.

The vast amounts of biological data generated in modern research are stored and shared in scientific databases and repositories, contributing to the collective knowledge of the scientific community. This wealth of information is constantly expanding as new discoveries and advancements in technology push the boundaries of biological research.

Ultimately, the source of biological information lies in the natural world and our ongoing efforts to observe, measure, and interpret its intricacies. Through the rigorous scientific process, we gain insights into the mechanisms of life and the complex web of relationships that sustain it.

Creationists argue that genetic information or code is too rich or specific to have evolved naturally.

The argument that genetic information or code is too rich or specific to have evolved naturally is commonly put forward by some creationists who hold religious or philosophical beliefs that life's complexity must have a divine origin. They often point to the complexity of biological systems, such as DNA and the genetic code, as evidence for the involvement of an intelligent creator.

However, it is important to note that the theory of evolution, supported by an overwhelming body of scientific evidence, provides a comprehensive explanation for the diversity and complexity of life on Earth. Evolution by natural selection, as proposed by Charles Darwin, is a gradual process in which heritable traits that confer an advantage in survival and reproduction become more prevalent in a population over time.

The genetic information present in DNA is indeed highly complex, but natural processes, such as mutation, recombination, and natural selection, can account for the diversity and specificity observed in genetic sequences. Random mutations, for example, can introduce variations in the genetic code, which can then be subject to selection based on environmental pressures and reproductive success.

Additionally, the concept of "irreducible complexity," often used by creationists, claims that certain biological structures could not have evolved gradually because they would be non-functional without all their parts. However, scientists have provided numerous examples of how such structures can indeed arise through incremental changes, with intermediate forms serving different functions.

It is essential to differentiate between scientific explanations and religious beliefs when discussing the origin and complexity of life. While evolution is supported by extensive scientific evidence and is widely accepted within the scientific community, creationist views are based on faith and theological interpretations.

In summary, the argument that genetic information is too complex to have evolved naturally is not supported by the overwhelming scientific evidence for evolution. The richness and specificity of genetic information can be explained through natural processes over long periods of time, as proposed by evolutionary theory. The debate between creationism and evolution remains a philosophical and theological one, while science continues to provide empirical explanations for the diversity and complexity of life.

The weakest spot of creationist explanations of life is of course that they provide no explanation at all. God's ways are by definition mysterious.

Indeed, one of the criticisms of creationist explanations of life is the lack of empirical evidence or testable hypotheses to support their claims. Creationism is often based on religious or philosophical beliefs, asserting that life's complexity and diversity can only be explained by the existence of a divine creator or intelligent designer. As a result, creationist explanations do not provide scientific mechanisms or natural processes to explain the origin and development of life.

The scientific method relies on empirical evidence, observations, and testable hypotheses to explain natural phenomena. It aims to understand the natural world through observation, experimentation, and the formulation of theories that can be falsified or supported by evidence.

On the other hand, invoking God's ways as an explanation for natural phenomena falls into the realm of metaphysics or theology, which lies outside the scope of scientific inquiry. While belief in a divine creator is a matter of personal faith, it does not constitute a scientific explanation for the complexities of the natural world.

Science seeks to understand the natural processes and mechanisms underlying life's diversity and evolution, including the origin of species and the complexity of biological systems. The theory of evolution, backed by a vast body of empirical evidence, provides a well-supported and comprehensive scientific explanation for the diversity of life on Earth, without relying on the need for a divine creator.

It is essential to distinguish between scientific explanations, which rely on evidence and rigorous inquiry, and religious or philosophical beliefs, which are matters of faith and personal interpretation. The boundaries between science and metaphysics are critical to maintaining the integrity of both fields and promoting a deeper understanding of the natural world.

But if even the simplest of cells needs a few hundred genes to function properly, how can these have been evolved?

The evolution of even the simplest cells is a complex and fascinating process that scientists continue to study and explore. While it is true that modern cells require a certain number of genes to function properly, it's important to understand that evolution occurs over vast periods of time, allowing for incremental changes to accumulate and shape the complexity of organisms.

The idea that the first living cells were much simpler than modern cells is supported by scientific research. Early cells might have been self-replicating molecules enclosed in simple membranes, lacking the complexity of modern cellular machinery. Over time, through a process of natural selection, those early cells that possessed traits beneficial for survival and reproduction would have been favored and passed on to subsequent generations. This process, repeated over millions of years, gradually led to the emergence of more complex and sophisticated cellular structures.

Gene duplication and divergence are crucial mechanisms in the evolution of cellular complexity. When a gene duplicates, one copy can undergo mutations without affecting the original function, providing an opportunity for the duplicated gene to acquire new functions through gradual changes. Over time, this can lead to the development of new genes with diverse functions and the expansion of gene families within an organism's genome.

Furthermore, horizontal gene transfer, the transfer of genetic material between different organisms, has played a significant role in the evolution of cellular complexity. Bacteria, for instance, can exchange genetic material through mechanisms like conjugation, transformation, and transduction, leading to the acquisition of new genes that can confer beneficial traits to the recipient cell.

As cells evolved and diversified, natural selection acted on these genetic changes, leading to the formation of more intricate cellular machinery and processes. Traits that enhanced survival, energy efficiency, and resource utilization became more prevalent in populations, contributing to the complexity we observe in modern cells today.

While the specific details of the transition from simple to complex cells are still an active area of research, the scientific evidence supports the idea that evolution, through gradual and cumulative changes, can account for the diversity and complexity of life on Earth. It is important to remember that evolution is not a linear progression towards complexity but a branching process that results in a wide array of living organisms adapted to different environments and ecological niches.

What came first in cell evolution: metabolism, genetics or membranes? Please provide examples of researchers for each of these three areas.

The exact order of events in early cell evolution is a topic of ongoing research and debate among scientists, and there is no consensus on a definitive sequence. However, various hypotheses and evidence have been proposed for each of the three key areas: metabolism, genetics, and membranes.


Some researchers propose that metabolism might have been the first aspect of cell evolution. The "metabolism-first" hypothesis suggests that self-sustaining chemical reactions in a prebiotic environment could have led to the emergence of early cellular-like structures. These structures could have been capable of basic metabolism, such as energy generation and replication, without the complexity of genetic information or membranes.

Example researcher: Harold Morowitz, an American biophysicist, was known for his work on the origin of life and proposed the "metabolism-first" hypothesis in the late 1960s.


Another hypothesis suggests that genetics might have preceded the other aspects of cell evolution. The "genetics-first" hypothesis proposes that self-replicating molecules, such as RNA, might have emerged in a prebiotic environment. These molecules could have acted as simple genetic information carriers and eventually evolved into more complex genetic systems, leading to the formation of cells.

Example researcher: Walter Gilbert, an American biochemist and Nobel laureate, proposed the "RNA world" hypothesis in the 1980s. He suggested that RNA might have played a central role in early life as both a genetic material and an enzyme.


The "membrane-first" hypothesis posits that early cell-like structures might have been enclosed by simple membranes. These membranes could have provided a protective environment for the formation and development of cellular structures and processes.

Example researcher: Jack Szostak, an American biologist and Nobel laureate, is known for his work on the origin of life and has contributed to the "membrane-first" hypothesis. He and his colleagues conducted experiments that demonstrated the spontaneous formation of lipid vesicles, which are simple membrane-like structures, under prebiotically plausible conditions.

It's important to note that these hypotheses are not mutually exclusive, and multiple aspects of cell evolution might have emerged in parallel or influenced each other's development. The study of early life and the origin of cells is a complex and interdisciplinary field, drawing from biology, chemistry, geology, and other scientific disciplines. As research progresses and more evidence is gathered, our understanding of early cell evolution will likely continue to evolve as well.

How does the work of biochemist Nick Lane fit into this field? How has his work been received?

Biochemist Nick Lane has made significant contributions to the field of early life and cell evolution, particularly in the study of the origin of complex cells and the role of bioenergetics in shaping life's evolution. His research focuses on understanding the interplay between energy generation, cell structure, and the emergence of life's complexity.

One of Lane's notable contributions is the "energetic theory of eukaryote cell evolution." He proposed that the development of eukaryotic cells, which are the building blocks of complex organisms like plants and animals, was driven by the endosymbiotic acquisition of mitochondria. Mitochondria are essential organelles that generate energy through cellular respiration. According to Lane's theory, eukaryotic cells emerged when a host cell engulfed a bacterium capable of aerobic respiration, leading to a symbiotic relationship that eventually gave rise to the eukaryotic cell's energy-producing capabilities.

Lane's work also emphasizes the central role of energy generation and bioenergetics in shaping the trajectory of life's evolution. He argues that the availability of energy sources and the efficiency of energy production were critical factors in determining the success and complexity of organisms throughout Earth's history.

His research on the origin and function of mitochondria, the role of proton gradients in energy production, and the link between metabolism and aging has provided valuable insights into the bioenergetic aspects of early life and evolutionary processes.

Lane's work has been well-received by the scientific community and has garnered significant attention in the field of biology and origin of life research. His ideas and hypotheses have stimulated further investigations and discussions, leading to fruitful collaborations and advances in understanding early cellular evolution.

However, it is important to note that scientific research is always subject to scrutiny and ongoing validation. While Lane's work has been influential, it is part of a broader landscape of research in the field, and ongoing investigations continue to refine and expand our understanding of early life and the origin of cellular complexity.

Overall, Nick Lane's contributions to the field of early life and cell evolution have been highly regarded and have advanced our knowledge of the interconnectedness between energy generation, cell structure, and the emergence of complex life forms.

If DNA is code, does this not presuppose the existence of a divine Programmer? How can code evolve in a natural way?

The term "code" is often used metaphorically to describe the information stored in DNA. It does not necessarily imply the existence of a divine programmer or a conscious designer. In the context of biology, DNA is considered a chemical molecule that encodes the genetic information necessary for the development, functioning, and reproduction of living organisms.

The concept of "code" in genetics refers to the specific sequence of nucleotides (adenine, thymine, cytosine, and guanine) that make up the genetic instructions. These sequences are transcribed and translated by cellular machinery to produce proteins, which play vital roles in various cellular processes.

The information stored in DNA can be shaped by natural processes, primarily through the mechanisms of mutation and natural selection. Mutations are random changes in DNA sequences that occur during cell division or due to environmental factors. While some mutations can be harmful or lethal, others might provide advantages, such as increased resistance to diseases or better adaptation to the environment.

Natural selection acts on these mutations, favoring those that enhance an organism's survival and reproductive success. Over time, beneficial mutations can become more prevalent in a population, leading to changes in the genetic code and the characteristics of the species. This process is central to the theory of evolution proposed by Charles Darwin.

The evolution of DNA sequences is a gradual and cumulative process that occurs over millions of years, shaping the genetic diversity and complexity of life on Earth. It is important to note that evolution through natural processes is a scientific explanation that does not invoke the need for a divine programmer or a conscious designer.

The understanding of how code evolves in a natural way is based on empirical evidence from various fields of biology, genetics, and evolutionary biology. While there are still many aspects of the origin and evolution of life that require further exploration, the scientific community continues to study and investigate these processes, guided by evidence and the principles of the scientific method.

Does it make any sense to call information "immaterial", since all information needs a material substrate?

You are correct. The term "immaterial" is often used to refer to things that lack a physical substance or do not have a material existence. In the context of information, it is essential to recognize that information is always represented and transmitted through a material substrate.

In biology, genetic information is stored in the physical molecule of DNA, which consists of a specific sequence of nucleotides. The information encoded in the DNA sequence is transmitted to cellular machinery through biochemical processes involving physical interactions between molecules.

In the realm of computers and technology, information is represented as binary code (0s and 1s) in electronic circuits or magnetic domains on storage devices. It is the physical arrangement and flow of electrons or magnetic fields that carry and process the information in these systems.

In essence, information requires a physical medium or substrate to exist, whether it's in the form of genetic material, electronic signals, or any other representation. Therefore, while we may refer to information as "immaterial" in a figurative sense when discussing its abstract nature or conceptual significance, we must acknowledge that all information ultimately relies on a material foundation for its existence and transmission.

If information is so relevant in all biological processes, doesn't this presuppose consciousness at all levels of life?

The relevance of information in biological processes does not necessarily presuppose consciousness at all levels of life. While information is fundamental to the functioning and organization of living systems, it does not inherently imply consciousness or awareness.

In the context of biology, information refers to the encoded instructions and data that guide various biological processes, from genetic information stored in DNA to the communication between cells and the interactions in ecological systems. These processes are governed by the laws of physics and chemistry and can be explained through the principles of biology, genetics, and ecology without invoking consciousness.

Consciousness is a complex and multifaceted phenomenon associated with self-awareness, perception, subjective experiences, and higher-order cognitive abilities. While consciousness is well understood in the context of human and some animal cognition, it remains a subject of ongoing research and philosophical debate. Consciousness is currently not attributed to simpler organisms or basic biological processes that lack the neural complexity and cognitive capabilities necessary for self-awareness.

It is crucial to differentiate between the concept of information as a fundamental aspect of biological processes and the concept of consciousness as a property associated with certain higher-order cognitive systems. The study of information in biology provides valuable insights into the mechanisms and functions of living organisms without necessarily requiring consciousness as an explanatory factor.

In summary, while information is indeed relevant in all biological processes, it does not presuppose consciousness at all levels of life. Understanding the role of information in biology helps us decipher the intricate workings of life's complexity without invoking the need for consciousness in every biological phenomenon.

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