Biology, 22.07.2019 15:01, aliceohern
Rock layers right at the k-pg boundary have enriched concentrations of the element iridium. this is significant for understanding the mass extinction that happened at the time, because
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Biology, 21.06.2019 21:30, cearadenney7067
92 sathe best for the question 11. most animals and plants reproduce sexually. this means that dna is passed down to new organisms from two parental organisms. which of the following is a key advantage of sexual reproduction?
Answers: 3
Rock layers right at the k-pg boundary have enriched concentrations of the element iridium. this is...
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