Jim is weighing an egg on an old triple beam balance, and he cannot adjust the rusted weights appropriately to balance the scale. he makes his best guess at the correct measurement and records it. what type of error has been introduced into jim’s experiment? a. random error c. systematic error b. constant error d. unfixable error

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.