The fossil record is a history of life indicated by fossils found in Earth's crust. What information about organisms in an environment can the fossil record provide?
A. How natural selection occurs
B. How organisms in an environment changed over time
C. How selective breeding occurs
D. How genetic variation occurs

Which of these resources is used worldwide to make construction products, pottery, and porcelain

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Of your good in bio kusing a series of preliminary observations; pstate a problem developed from these observations, formulate a hypothesis, design an experiment to test the hypothesis