Old red blood cells are cleaned out of the body by the and .
spleen and liver
liver and stom...
Biology, 03.02.2021 20:10 banna01man
Old red blood cells are cleaned out of the body by the and .
spleen and liver
liver and stomach
kidney and stomach
kidney and spleen
Answers: 3
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Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review
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Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.
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