Biology

耿松

目录

  • 1 what is life?
    • 1.1 living and non-living things
    • 1.2 characteristic of life
    • 1.3 method
    • 1.4 附加学习内容
    • 1.5 chapter1 习题课
  • 2 Ecology
    • 2.1 principles of ecology
    • 2.2 population biology
    • 2.3 community and biodiversity
    • 2.4 线上任务学习清单
  • 3 cell
    • 3.1 任务清单
    • 3.2 history of cell theory
    • 3.3 cell cycle
    • 3.4 pattern of heredity and human genes
    • 3.5 附加内容+20’
  • 4 chemical context of life
    • 4.1 任务清单
    • 4.2 atom
    • 4.3 elements
    • 4.4 molecules
    • 4.5 附加内容（+40‘）
  • 5 change throuth time
    • 5.1 任务清单
    • 5.2 the history of life
    • 5.3 the theory of evolution
    • 5.4 primate evolution
    • 5.5 organizing life's diversity
  • 6 plants
    • 6.1 what is plant?
    • 6.2 adaptation of plant
    • 6.3 reproduction
    • 6.4 plant's behavior
    • 6.5 任务清单
    • 6.6 附加学习内容（+60'）
  • 7 animals
    • 7.1 what is animal?
    • 7.2 classification of animal
    • 7.3 characteristic of animal
    • 7.4 mate choice
    • 7.5 任务清单
    • 7.6 附加学习内容（+20‘）
  • 8 human body
    • 8.1 paleoanthropology
    • 8.2 human evolution
    • 8.3 human body
    • 8.4 任务清单
  • 9 复习
    • 9.1 复习视频
pattern of heredity and human genes

一 DNA

     Althoughenvironment influences how an organism develop, the DNA determine an organism’strait.

     DNAcontrol the structure of proteins, and all of us need protein. 

     FromDNA to RNA, then from RNA to protein. DNA is the instruction.


二 chromosome number

     The chromosome number of a species is not related to the complexity of the organism.

     If you want to pass your gene to the next generation, you must have doublechromosome.


三 result of meiosis

    simple dominant heredity

    recessive heredity

    blood type: A B AB O