chemoattractants – Uncommon Descent

How cells can travel long distances accurately through the human body

At Phys.org: As an example, a white blood cell working its way to a wound upon finding a fork in the road would choose the path with the most or newest chemoattractants after it breaks them down in both directions.

Seekers JVL, Thanks for clearing that up. I did see the typo and presumed it meant teleological, but thanks none the... – Is there such a thing as...
Querius Vividbleau @24, Since when does disagreement about something’s objective existence mean it does not objectively exist? Obviously, this question requires... – Is there such a thing as...
Origenes Q: Many people don’t understand nothing (pun intended). They think it’s empty space-time, but that’s wrong. It is as if,... – Is Ethan Siegel’s Big Bang and...
vividbleau JVL “If it exists then why can it not be produced” Hers is a novel idea , how about answering... – Is there such a thing as...
Querius Vividbleu, You're right. It reminds me of a riddle that I once shared here. Supposedly, it stumped most university students,... – Is Ethan Siegel’s Big Bang and...
JVL Vividbleau: Since when does disagreement about something’s objective existence mean it does not objectively exist? If it exists then why... – Is there such a thing as...
Querius Bornagain77 @19, “Teleology is like a mistress to the biologist; he dare not be seen with her in public but... – Is there such a thing as...
Seekers JVL, What is your definition of teleology? – Is there such a thing as...
vividbleau JVL “ how can there be an objective, moral code when no one can agree on what it says “... – Is there such a thing as...
JVL Bornagain77: As I said, I’ll let my post stand as written, I see nothing of any substance coming from you... – Is there such a thing as...
vividbleau Q “Thus, the belief that everything came from nothing makes as much sense as claiming it to come from the... – Is Ethan Siegel’s Big Bang and...
Querius KRock @11, I've noticed that as well. Even after they're repeatedly embarrassed and their arguments are refuted, they come back... – Is Ethan Siegel’s Big Bang and...
kairosfocus Sev, strawman. Oddly, to make your objection (which is indirectly against first duties of reason) you implicitly appealed to said... – Is there such a thing as...
Querius Origenes@12, The first cause cannot be ‘infinite’ (in some context). Since nothing encapsulates the first cause, nothing contextualizes the first... – Is Ethan Siegel’s Big Bang and...
bornagain77 As I said, I'll let my post stand as written, I see nothing of any substance coming from you that... – Is there such a thing as...
JVL Bornagain77: Whatever JVL, you apparently want to argue over disagreements some Christians have on morality rather than if objective morality... – Is there such a thing as...
Origenes Seversky @5 The first cause is no infinity. If it is impossible to get something from nothing then the fact... – Is Ethan Siegel’s Big Bang and...
bornagain77 Whatever JVL, you apparently want to argue over disagreements some Christians have on morality rather than if objective morality exists... – Is there such a thing as...
KRock @Seekers #10 I've always found it fascinating. and a tad-bit bizarre, that people, such as ChuckyD and Seversky, would spend... – Is Ethan Siegel’s Big Bang and...
JVL Bornagain77: JVL are you claiming that disagreements among Christians over moral issues is evidence that objective morality does not really... – Is there such a thing as...
martin_r Seversky @1 your understanding is wrong ... (but is it surprising that you are wrong ? you are a Darwinist... – “Junk DNA” is expressed differently in...