Why are scientists moving slowly regarding the therapeutic use of stem cells?
a. There are limited sources of stem cells.
b. Countries have been unable to come up with a universal policy for conducting such research.
c. Stem cells can migrate from where they were implanted into other tissues of the body.
d. All of the above
Question 2
The genes responsible for affective disorders are frequently sex-specific. What does this help explain?
a. More genes are found in women than men linked to affective disorders, explaining the higher rate of women affected by affective disorder
b. Men tend to have higher rates of suicide than women.
c. Risk factors are correlated to different locations on chromosomes for men and women
d. All of the above
Why Cells Are Small
Looking at Cells
Emerged Fibroblast cells
The thymus, a primary lymphoid organ where T cells mature.
Anemic Red Blood Cells
Cytotoxic T cells