biology 2 Flashcards
what is a stem cell?
cells that havent become specialised yet for a particular function
give one way a maligant tumor differs from a binign tumor
binign tumor isnt cancerous
what is differentiation?
the process where cells develo specific structures and functions
what are genes?
a short section of dna that is the genetic code for a characteristic
what are chromosomes?
thin strands of dna
what is dna?
a molecule that contains genetic code and is different for every person
whyat is a nucleus?
controls what happens ib the cell
what is mitosis?
a type of cell division that produces two identical diploid daughter cells
how do daughter cells compare to parent cells?
genetically identical
what are advantages of usiing adult stenm cells for bone marrow?
could lead to treatments for multiple conditions
what are disadvantages of using adumt stem cells for bone marrow?
may not be ablke to produce all cell types
what are advantages of using embryonic stem cells?
allows embryonic stem cells to repair tissue and organs
what are disadvantages of using embryonic stem cells?
immune rejection
