Which of these best arranges the planets in the solar system in the increasing order of their period of rotation?

1: jupiter-uranus-mars-mercury

2: mars-venus-earth-mercury

3: neptune-saturn-jupiter-uranus

4: uranus-jupiter-neptune-saturn

Blood made up of red and white blood cells work together to form

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

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