All the field mice that live in a field of light colored grass have tan fur. one of the mice is born with black fur. what would cause the black fur? a: mutation b: selective breeding c: adaptation d: natural selection

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,

The transport tubes for food coming down the plants are called?