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What type of air mass is when cold air sinks?

In which process is oxygen absorbed by an organism asap apex

Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone