WebGCSE Biology Key Words Prokaryotic cell: A type of cell found in bacteria that does not contain a nucleus. Resolution: The ability to distinguish two different points in a specimen. Specialised cells: Cells that are adapted to perform a specific function. Stem cell: An undifferentiated cell that can divide to produce many specialised cells of the same type. Web14 mei 2024 · Discover meristem in botany. Find out about meristematic tissue function, meristematic cells, and types of meristems: apical, primary, lateral, and...
Stem cells - How do organisms grow and develop? - BBC Bitesize
Webmeristem noun mer· i· stem ˈmer-ə-ˌstem : a formative plant tissue usually made up of small cells capable of dividing indefinitely and giving rise to similar cells or to cells that differentiate to produce the definitive tissues and organs meristematic ˌmer-ə-stə-ˈma-tik adjective meristematically ˌmer-ə-stə-ˈma-ti-k (ə-)lē adverb Example Sentences Web31 mei 2015 · Production of healthy plant materials by shoot tip meristem culture Unisciel 99K views 5 years ago GCSE Science Revision Biology "Plant Cell Specialisations" Freesciencelessons … overall thermal resistance formula
AQA GCSE Biology Stem Cells Revision Sheet Teaching Resources
WebIn plants, meristem cells are unspecialised cells that can differentiate into the cells needed by the plant in regions where growth is occurring. For example, ... GCSE Revision Notes IGCSE Revision Notes A Level Revision Notes Biology Chemistry Physics Maths 2024 Advance Information Web26 jul. 2024 · Revise mitosis, the cell cycle and how stem cells work in humans and plants for GCSE Biology, AQA. WebThe mitotic index can be calculated using the formula below: mitotic index = number of cells with visible chromosomes ÷ total number of cells You can multiply the answer by 100 if you need to give the mitotic index as a percentage Worked Example A student who wanted to observe mitosis prepared a sample of cells. rallyemotoplex