Explain how it is possible for the north pole to receive insolation for 24 hours for 6 months, yet it still remains cold.
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What two fields of study provide the core information that is used to classify organisms?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?