Answer: Im pretty sure it’s folding.
Might not Be right.Sorry if it isn’t.
The extermination of the dinosaurs, the start of a rise to dominance of mammals and a meteorite effect in mexico marks the boundary among the mesozoic and the cenozoic or as named as the k-p boundary. In addition, the cretaceous paleogene (K–Pg) boundary which is previously recognized as the cretaceous tertiary (K–T) boundary is a geological signature typically a thin band of rock.
Answer:
i know the answer its in this
Explanation:
your anser is with me click this link (no link here ) see there you answer
Hey there! Cellular membrane and cell wall is your answer.