Stem Cells

Question 1

Meaning of stem cells

Answer 1

undifferentiated cells

Question 2

what special about them?

Answer 2

differentiate into different types of cells

Question 3

Name a place where they are found

Answer 3

human embryos

Question 4

plant stem cell….

Where are they found?

Answer 4

meristems

tips of roots and shoots

Question 5

Explain how a plant is able to grow from stem cell

Answer 5

Plants have meristem tissue
produce cells that are able to divide and form any cell type
this means that plant able to produce all diff specialised cells it needs in order to grow into a new plant

Question 6

Name examples where stem cells can be used

Answer 6

sickle cell anaemia -adult stem cell
might be possible to
new cardiac muscle cells cud be transplanted someone with heart disease

Question 7

risks of it…

Answer 7

tumor development
rejection
disease transmission

Question 8

ethical issues…

Answer 8

human embryos shudnt be used 4 experimenting bc each is potential human life