A. true b. false: skinfold measurements can be used to estimate body fat percentage based on the assumption that the amount of subcutaneous fat is proportional to the total amount of body fat.

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic

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

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