Why was Copernicus’s heliocentric model not believed until Galileo and Kepler provided more evidence?

Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants

Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species