Which statement describes the number of chromosomes in a newly formed cell after mitosis: a. they are equal to the number of the parent cell. b. they are half the number of the parent cell. c. they are double the number of the parent cell. d. they are double the number of the two parent cells,

The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?