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faintish    
a. 较弱的,有些昏晕的

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  • Stem Cell Basics | STEM Cell Information
    Growing cells in the laboratory is known as “cell culture ” Stem cells can proliferate in laboratory environments in a culture dish that contains a nutrient broth known as culture medium (which is optimized for growing different types of stem cells) Most stem cells attach, divide, and spread over the surface of the dish
  • Stem cell - Wikipedia
    In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can change into various types of cells and proliferate indefinitely to produce more of the same stem cell
  • Stem cells - Cell division - AQA - GCSE Combined Science . . .
    Revise mitosis, the cell cycle and how stem cells work in humans and plants for GCSE Combined Science, AQA
  • Adult and embryonic stem cells - Living organisms - KS3 . . .
    These are different from embryonic stem cells because they are only able to differentiate into a limited number of cell types Adult stem cells only grow in specific parts of the body including:
  • Stem Cell Basics | Stem Cells | University of Nebraska . . .
    A stem cell line is a population of cells that can replicate themselves for long periods of time in vitro, meaning outside of the body These cell lines are grown in incubators with specialized growth factor-containing media (liquid food source), at a temperature and oxygen carbon dioxide mixture resembling that found in the mammalian body
  • Understanding Stem Cell Research | UCLA BSCRC
    In humans, there are different types of stem cells that originate from different parts of the body and emerge during different times in our lives These include embryonic stem cells Pluripotent stem cells that give rise to every cell type in the adult body
  • What Are Stem Cells? - National Institute of General Medical . . .
    Humans have two basic types of stem cells Embryonic stem cells are only found in the embryo during the early stages of development They are pluripotent, meaning they can divide and transform—or differentiate —into every kind of cell in the body
  • Stem cell | Definition, Types, Uses, Research, Facts . . .
    A stem cell is an undifferentiated cell that can divide to produce some offspring cells that continue as stem cells and some cells that are destined to differentiate (become specialized)





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