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General Biology: Definitions and explanations page 1 PDF | Download eBooks

Learn general biology terms with definitions and explanations, biology terminologies (Page 1) for biology degree programs.


  1. What are Communities?
    A large array of individuals that inhabit a place. they have certain characteristics in common for ...
  2. What is Population?
    Population is the number of living this that inhabit an area. the individuals belonging to a ...
  3. What are Organisms?
    An individual entity that inhabits a place. organisms are classified in to groups based on their ...
  4. What is Organ?
    A recognizable structure of the body that has a particular function is called an organ. an ...
  5. What is Tissue?
    An individual organization of cells that is between the cellular and organ level. a tissue is ...
  6. What are Molecules?
    Molecules are made up of atoms that are held together by bonds or forces. they do ...
  7. What is Organelle?
    Organelles are much like organs of the body in terms of function. they are small compartments ...
  8. What are Cells?
    Cells are the small building blocks of all the living things. the cells are membrane enclosed ...
  9. What is DNA?
    Dna stands for deoxyribonucleic acid. a dna molecule usually carries genetic information in an organism. it ...
  10. What are Genes?
    A section of dna that codes for usually one protein. it is a basic and physical ...
  11. What is Genome?
    The entire dna set or the genetic information of an organism is called genome. it is ...
  12. What are Genomics?
    The study of genome is known as genomics. it is concerned with the structure, mapping, function, ...
  13. What are Proteomics?
    Proteomics is the large-scale study of proteins. proteins are vital parts of living organisms, with many ...
  14. What are Bioinformatics?
    Bioinformatics is an interdisciplinary field that develops methods and software tools for understanding biological data it ...
  15. What are Consumers?
    Consumers are organisms that need to eat food to obtain their energy. these organisms are called ...
  16. What is Feed back regulation?
    The feed back regulation is dependent upon the output of the reaction. basically its process by ...
  17. What is Natural selection?
    Natural selection was first proposed by darwin. the individuals with the traits best suited for survival ...
  18. What is Science?
    Science is a systematic approach that builds and organizes knowledge with the help of predictions, facts ...
  19. What is Data?
    Statistics and facts collected for reference, observation and analysis is known as data. data is a ...
  20. What is Hypothesis?
    A hypothesis is a proposed explanation for a phenomenon. for a hypothesis to be a scientific ...
  21. What is Experiment?
    An experiment is a procedure carried out to support, refute, or validate a hypothesis. experiments vary ...
  22. What is Variables?
    Any factors that can vary in an experiment for example to check the effect of sunlight ...
  23. What is Theory?
    A theory is a plausible or scientifically acceptable general principle or body of principles offered to ...
  24. What is Technology?
    Technology is the collection of skills and techniques, methods and processes that help in production of ...
  25. What is Systems biology?
    Systems biology is basically an interdisciplinary field that incorporates the use of multiple approaches in order ...
  26. What are Eukaryotic cells?
    Eukaryotic cells have a membrane enclosed nucleus in addition to membrane enclosed organelles. unlike prokaryotes, these ...
  27. What are Prokaryotic cells?
    A prokaryote is a unicellular organism that lacks a membrane-bound nucleus, mitochondria, or any other membrane-bound ...
  28. What is Gene expression?
    Gene expression is the process through which the gene expresses itself and transcribes in to a ...
  29. What is Evolution?
    The change in features and characteristics of a specie over several generations results in evolutions. the ...
  30. What is Controlled experiment?
    In a controlled experiments, only one variable is changed and the rest are kept constant to ...
  31. What is Matter?
    A substance that has a physical presence and occupies space and volume. it can be distinct ...
  32. What is Element?
    An element is a matter that it made of one type of atoms, all of which ...
  33. What is Compound?
    A substance that consists atoms of two of more elements is called a compound. these atoms ...
  34. What are Trace elements?
    A trace element is present in an organism in a very minute quantity however its presence ...
  35. What is Atom?
    An atom is the smallest unit of all ordinary matter. it has the properties of a ...
  36. What is Atomic nucleus?
    An atomic nucleus is the core of an atom is consists of protons and neutrons. these ...
  37. What is Atomic number?
    The atomic number or proton number, denoted by the symbol z, of a chemical element is ...
  38. What is Mass number?
    The mass number is also called atomic mass number or nucleon number and is the total ...
  39. What is Isotope?
    Different forms of the same element atoms that may have same number of protons but different ...
  40. What is Radioactive isotope?
    A radioactive isotope is a different specie of the same element. a radioactive atom that has ...
  41. What is Half life?
    It is the time taken for any element to decay to at least half of it ...
  42. What is Radiometric dating?
    Radiometric dating is a technique used to date materials such as rocks or carbon, in which ...
  43. What is Energy?
    Energy is the ability to do work. it is the property that comes from different sources ...
  44. What is Potential energy?
    Potential energy is the energy held by an object due to its relative position to other ...
  45. What is Orbital?
    Orbital is a technical way of describing a path of an object. so an atoms orbital ...
  46. What is Chemical bond?
    An interaction between atoms that last for a long time and is responsible for holding the ...
  47. What is Covalent bond?
    A covalent bond is formed when two atoms share their valence electrons. these electrons are called ...
  48. What is Cation?
    A positively charged ion is a cation. if kept in a electric field, these ions will ...
  49. What is Anion?
    A negatively charged ion is a anion. if kept in a electric field, these ions will ...
  50. What is Electronegativity?
    The electronegativity of an atom depends upon the atomic number and the distance of the charged ...
  51. What is Ionic compound?
    Ionic compounds are formed when there is a transfer of valence electrons from one a metallic ...
  52. What is Hydrogen bond?
    The bond that is formed between a hydrogen atom that shares the electron with any atom ...
  53. What is Van der waals force?
    Weak forces that are responsible for bond formation only when the atoms are in close proximity, ...
  54. What is Chemical reactions?
    Chemical transformation of a substance that results from making or breaking of bonds present between atoms ...
  55. What is Adhesion?
    Adhesion is the ability to adhere to a surface. it can also be described as union ...
  56. What is Surface tension?
    Surface tension is the tendency of fluid surfaces to shrink into the minimum surface area possible. ...
  57. What is Kinetic energy?
    The kinetic energy of an object is the energy that it possesses due to its motion. ...
  58. What is Thermal energy?
    Thermal energy comes from heat and comes from the movement of tiny particles with in a ...
  59. What is Temperature?
    Temperature is the measure of hot or cold with reference to a standard value. basically temperature ...
  60. What is Heat?
    The energy transferred between two substances at different temperatures is called heat. heat is usually measured ...