??/cancer is a disease which kills millions of people each year. Find out relationship between cancer and cells

in contrast to normal cells,cancer cells don't stop growing and dividing, this uncontrolled cell growth results in the formation of a tumor /(cancer)

your answer should be c) enjoy!

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.