this post was submitted on 24 Feb 2025
827 points (96.8% liked)

Comic Strips

14251 readers
3258 users here now

Comic Strips is a community for those who love comic stories.

The rules are simple:

Web of links

founded 2 years ago
MODERATORS
 
you are viewing a single comment's thread
view the rest of the comments
[–] [email protected] 4 points 4 days ago (7 children)

Btw, is there a evolutionary cost to creating lactase? Because, why do we stop with it usually and only keep it if it has huge advantages?

[–] hperrin 5 points 4 days ago (2 children)

Yes. It costs calories and nutrients.

[–] [email protected] 1 points 4 days ago (1 children)

But why then creating lactose in milk at all? Fat alone doesn't suffice?

[–] [email protected] 5 points 4 days ago

It's easy to break down into glucose, which is important for bodily functions. Gluconeogenesis is a thing, but it is inefficient.

load more comments (4 replies)