cell division Flashcards
growth stage
sub cellular structures duplicate
cells chromosomes duplicate
mitosis
2 sets of chromosomes pulled to opposite ends
nuclease divides
cytoplasm and cell membrane then divide to give 2 identical daughter cells
where are adult stem cells found
bone marrow
use of bone marrow
to replace dying cells and damaged tissue
use of embryonic stem cells
can differentiate in to almost all cells
that make up an organism
where are plant stem cells found
MERISTEM
what are plant clones used for
saving almost extinct plants
help to quickly and cheaply grow plants
disadvantages of stem cells
viral infection
ethical issues
what ethical issues surround using embryonic stem cells
many believe that life begins at conception
-ergo ‘killing’ a life
where are chromosomes found
in nucleas
what are chromosomes made up of
genes
what do genes do
tell cells how to make certain proteins
