Agroup of rock layers contain similar fossils of similar age is called a

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

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria