Scientists use radioactive decay to date fossils and artifacts through a process called carbon dating it measures the amount of carbon still left in a dead object. The less carbon that exists, the longer that animal or plant as been dead.
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I believe I have had this question this before. The correct answer should be rr, BB.
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The Redwood trees in Oregon are huge. They increase in size and weight by Mitosis.
Mitosis is a process of cell division.
Hope this helps :)
1. False- a species would know what is their kind and what is not
2. True- if the parents have the trait it is most likely the offspring will have it also
3. False- they can’t change their beak type. They just adapt in their current environment
4. False- natural selection is when a breed is naturally selected to have certain traits in that specific area
(Sorry if it’s wrong hope this helped :) )