Question

a.
3. Special cells called stem cells have the
ability to divide and differentiate into
tissues and organs. Hence, the stem cells
can be used for the treatment of several
diseases. Furthermore, it is now possible
to store the stem cells. Scientists are trying
their best to maximize the use of such cells
for the benefit of mankind.
Find out the source of stem cells in
humans.
b. What values are reflected by scientists
in their attempt to use science and
technology for the benefit of mankind?
4. A teacher told her students that plants
have mostly dead cells in their bodies,
while most of the animal cells are alive.
A student wants to know from his teacher
if the dead cells provide any advantage to
the organism.
a. What advantage do plants have by
having dead cells?
b. What value is shown by the student?​

Answer 1

Answer:

source of stem cells is the umblical cord

b.using stem cells many genetically transmitted diseases like thalessaemia, haemophilia,etc. can be cured.

4.a)dead cells provide mechanical strength to the plant.

b.idk