18. which of the following statements does not accurately describe stem cells?
a. adult stem cells are multipotent and can differentiate into many types of cells.
b. the use of stem cells may allow scientists to use undifferentiated cells to repair or replace bad cells.
c. the use of stem cells is without any objections since it can be used in therapies to humans.
d. embryonic stem cells make up the inner cell mass of a blastocyst.

The us council on environmental quality, the world wildlife fund of the united states, the ecological society of america, the smithsonian institution, and the international union for the conservation of nature have proposed four principles of wildlife conservation. which of the following does not apply to wildlife conservation? a) continuous monitoring, analysis, and assessment b) ecosystem maintenance that includes wildlife c) a plan encompassing entire communities of organisms and all renewable resources d) a continued interest in harvesting populations for sport