Chapter 7 A,B,C,D

Stem cells are

• undifferentiated or unspecialized cells in the body.

• differentiated or specialized cells in the body.

• only found in the inner mass cells of blastocyst

• only found in a fetus

Stem cells are ____________________.

• cells that grow uncontrollably
• undifferentiated and can turn into any type of cell
• those that never go through cell division
• differentiated cells that do one job

Stem cells can be obtained from _________.

• embryos
• some adult tissues
• umbilical cord blood
• all of the above

Stem cells are used to __________.

• make clones
• create new species of animals
• make babies
• grow different types of tissues

Adult stem cells can also be referred to as ______________.

• somatic stem cells 
• embryonic stem cells 
• starter cells 
• IPS cells 

Which is something that can stem cells can repair/cure?

• sports injuries

• certain diseases like Parkinson's disease, multiple sclerosis, and diabetes

• bone marrow in cancer patients

• all of the above

Is the use of adult/somatic stem cells generally controversial in the US today?

• No

• Yes

Why might stem cell research lead to a cure for diabetes?

• Stem cells can be used to grow pancreas cells that produce insulin.
• Stem cells can create babies that have normal functioning pancreases.

what is the role of stem cells in the body 

• fight against infection 
• provide specialized roles in the body 
• used for fertility treatment 
• they produce new specialized cells in the body to replace old cells that are used up 

Some people believe that embryonic stem cells shouldn't be used because...

• they are too small to see
• it goes against there religion or morals
• they are too expensive to produce