what does K-T boundary refer to?
i find it the chapter of evolution.
90 Views|Posted 2011-12-01 14:05:25
Asked by Rajeshwor
3 Answers

Answered by
2011-12-01 14:33:28
Shams@ hi rajeshwor
The K-T boundary refers to the layer of clay dating to approximately 65 million years ago; it coincides to an asteroid impact in the Yucatan, in Mexico, that most likely caused and/or contributed to the extinction of more than half of all species living on Earth at that time, inc
D
Answered by
2011-12-01 14:16:08
The K-T boundary refers to the layer of clay dating to approximately 65 million years ago; it coincides to an asteroid impact in the Yucatan, in Mexico, that most likely caused and/or contributed to the extinction of more than half of all species living on Earth at that time, including non-bird dino

Answered by
2011-12-01 14:10:23
K-T Boundary is a layer Stones and mineral between two type of Composition one from the Cretaceous period and other from the Tertiary period of Evolution .
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