7c and 7d Flashcards
What were the two first animals to be cloned?
Dolly the sheep and CC the cat
What are clones?
Identical organisms that are produced by asexual reproduction
Why clone?
To produce a desirable trait
Cloning comes from what?
A sexual reproduction
A mutation can produce…?
A plant or animal with desirable traits
Banana plant clone produce?
Seedless banana
Why are plants cloned commonly?
Already produce a sexually
What happens when a zygote is divided too many times?
It dies
System used to clone animals…?
Fusing egg with removed nucleus, egg gets put into mother, DNA from implanted animal are being cloned.
Happened to many of cloned animals?
Sick or died
Stem cell technology
Can be right or wrong, experimenting, can find cures for diseases, hope to cure diabetes into pancreas.
What are stem cells?
Divide indefinitely, specialized cells; muscle, skin, nerve, gland
Differentiated cells are?
Name of cells that are specialized
Embryonic stem cells are?
Stem cells from human embryos, problem is killing human cells, from aborted babies not yet differentiated
Somatic stem cells are?
Adult stem cells, already differentiated, no killing of human embryos, treating at least 70 diseases like Parkinson