Tag: tissues
Peer-Reviewed Paper Shows Vertebrate Embryonic Variation Contradicts Common Ancestry
Evolutionary biologists often argue that vertebrate embryos develop in highly similar manners, reflecting their common ancestry.
Bone Growth Demonstrates Irreducible Complexity and Hierarchical Control
How does a bone “know” to keep its structures at proper ratios along its length as it grows?
Kimberella — Interpreting the Fossils
One of the few features that are uncontroversial is the body size: The fossils measure usually 1-5 cm in length.
How the Body Meets Its Need for Oxygen — A Doctor Explains
Finely tuned and exquisitely engineered, this system gave our ancestors enough oxygen not only to stay alive but to thrive in the face of grave challenges.
Cellular Self-Sacrifice — And an Allegory
No one knows how apoptosis came to be, although there are theories. Even the simplest of animals are programmed for it.