Sourav Pan
What is Non-communicable disease? Types of Non-Communicable Diseases Non-communicable diseases (NCDs) are chronic health conditions that do not spread from person to person. These diseases are typically long-lasting and progress slowly. They can severely impact an individual’s quality of life and contribute to high mortality rates. NCDs are divided into several categories, each affecting different … Read more
What is Communicable Disease? Types of Communicable Diseases Communicable diseases are illnesses caused by pathogens, which can spread from one person or animal to another. These diseases are typically transmitted through various means, such as direct contact, contaminated food or water, blood, or bodily fluids. Here’s a breakdown of the main types of communicable diseases. … Read more
What is Cancer Cell? Definition of Cancer Cell A cancer cell is an abnormal cell that divides uncontrollably, ignores natural growth regulation, and can invade surrounding tissues or spread to other parts of the body. Characteristics of Cancer Cells Characteristics of Cancer Cells Cancer cells are fundamentally different from normal cells in ways that make … Read more
What do you mean by Biological Organization? The Historical Origins of Biological Organization The concept of biological organization has deep roots in the history of philosophy and science. From ancient Greek thought to the rise of modern biology, the idea of hierarchy in nature has evolved significantly. Early frameworks, such as Aristotle’s grading of living … Read more
What is Diffusion? Definition of Diffusion Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration, driven by random molecular motion, until equilibrium is reached. Types of Diffusion Diffusion is a critical process in biology, physics, and chemistry, where molecules move from an area of … Read more
What is Cell Differentiation? Definition of Cell Differentiation Cell differentiation is the process by which unspecialized cells, like stem cells, transform into specialized cells with distinct structures and functions, enabling the development and maintenance of complex tissues and organs in multicellular organisms. Factors Influencing Cell Differentiation In multicellular organisms, several key factors influence cell differentiation, … Read more
What is Asexual Reproduction? Definition of Asexual Reproduction Asexual reproduction is a biological process in which a single organism produces offspring without the fusion of gametes, resulting in genetically identical progeny. Characteristics of Asexual Reproduction Asexual reproduction is a mode of reproduction that involves only one parent and does not require the fusion of male … Read more
What is Gamete? Definition of Gamete A gamete is a haploid reproductive cell, such as a sperm or egg, that carries half the genetic material of an organism and fuses with another gamete during fertilization to form a diploid zygote, initiating the development of a new organism. Types of Gamete Gametes, or reproductive cells, are … Read more
What is Menstrual Cycle? Definition of Menstrual Cycle The menstrual cycle is a monthly series of physiological changes in the female reproductive system, characterized by the maturation and release of an ovum from the ovaries and the preparation of the uterine lining for potential implantation of a fertilized egg. If fertilization does not occur, the … Read more
What is Egg Cell? Definition of Egg Cell An egg cell, or ovum, is the female reproductive cell in sexually reproducing organisms. It is a haploid cell produced in the ovaries through oogenesis and is essential for fertilization, as it combines with a sperm cell to form a diploid zygote, which can develop into a … Read more
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