Skin Is Made In Large Measure Of

In The Abstract, It Might Be Tempting To Imagine That Irreducible Complexity Simply Requires Multiple Simultaneous Mutations - That Evolution Might Be Far Chancier Than We Thought, But Still Possible. Such An Appeal To Brute Luck Can Never Be Refuted... Luck Is Metaphysical Speculation; Scientific Explanations Invoke Causes.

I Find The Idea Of Common Descent (that All Organisms Share A Common Ancestor) Fairly Convincing, And Have No Particular Reason To Doubt It.

In Order To Say That Some Function Is Understood, Every Relevant Step In The Process Must Be Elucidated.

Proteins Are The Machinery Of Living Tissue That Builds The Structures And Carries Out The Chemical Reactions Necessary For Life.

The Trap Does Not Work Until All The Parts Were There. The System Itself Doesn't Work Until You Fit All Of Them Together.