Answer:
Early diagnosis of cancer focuses on detecting symptomatic patients as early as possible so they have the best chance for successful treatment. When cancer care is delayed or inaccessible there is a lower chance of survival, greater problems associated with treatment and higher costs of care.
Explanation:
Draw a diagram showing marbles (being stars) farther away but around books (being planets).
A method or procedure consisting of testing experimenting, and measuring trying to prove a hypothesis.
Heterogeneous, because you can take out or sort the ingredients in all three into separate parts