There are no known human diseases that have been linked to prions.
Answer the following statement true (T) or false (F)
False
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Which proteins recognize and bind molecules from other cells that act as chemical signals?
a. transport proteins b. recognition proteins c. receptor proteins d. cell adhesion proteins e. nuclear proteins
The research of James A. Thompson and his coworkers shows that sustainable human stem cell
colonies can be established. As experimental evidence of this, they showed that
a. human stem cell colonies could survive outside the body if exposed to a bed of mouse fibroblasts. b. stem cell telomerase remained inactive in established cell colonies. c. cultured stem cells could differentiate when injected into apes. d. cultured stem cells could differentiate when injected into chicken embryos. e. human stem cells could on differentiate into muscle tissue.
What type of tissue comprises the inner lining of the ventral body cavity?
Plasma cells are derived from
A) macrophages. B) B cells. C) T cells. D) dendritic cells. E) neutrophils.