@Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml • edit-25 months agoI was just listening to eons in my car and specifically the episode about armored fish, and the thought occurred to me: isn't evolution ultimately selecting for adaptability?m.youtube.commessage-square39fedilinkarrow-up135arrow-down16file-text
arrow-up129arrow-down1external-linkI was just listening to eons in my car and specifically the episode about armored fish, and the thought occurred to me: isn't evolution ultimately selecting for adaptability?m.youtube.com@Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml • edit-25 months agomessage-square39fedilinkfile-text
minus-square@intensely_human@lemm.eecakelinkfedilink10•5 months agoIf they can only albino offspring when paired with other albinos that indicates it’s a recessive gene. Recessive genes don’t take over gene pools unless they confer some survival advantage.
minus-squareAwkwardLookMonkeyPuppetlinkfedilinkEnglish3•edit-25 months agoAnd usually albinos are at a distinct disadvantage. Their camouflage doesn’t work, or their mating colors aren’t present, or they get burned up by the sun, or a hundred other disadvantages depending on the species and environment.
If they can only albino offspring when paired with other albinos that indicates it’s a recessive gene.
Recessive genes don’t take over gene pools unless they confer some survival advantage.
And usually albinos are at a distinct disadvantage. Their camouflage doesn’t work, or their mating colors aren’t present, or they get burned up by the sun, or a hundred other disadvantages depending on the species and environment.