A scientist finds an unusual object and decides to study it. Which observation indicates that the object is a living thing?

A.) It has an uneven shape.
B.) It is made of cells.
C.) It has a hard outer shell.
D.) It is found in water.

Out of the choices given, the sole thing that makes this unusual object a living thing is letter "B. It is made of cells". If an object has an uneven shape, has hard outer shell, and found in water do not guarantee that it is a living thing because nonliving things may also process these properties.

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A scientist finds an unusual object and decides to study it. Which observation indicates that the object is a living thing? A.) It has an uneven shape. B.) It is made of cells. C.) It has a hard outer shell. D.) It is found in water.

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A scientist finds an unusual object and decides to study it. Which observation indicates that the object is a living thing?

A.) It has an uneven shape.
B.) It is made of cells.
C.) It has a hard outer shell.
D.) It is found in water.