Joe Leaphorn learned the traditions and culture of the Navajo people from his mother true or false?

False. He learned the culture of the Navajo people from his maternal grandfather.

Explanation:

Joe Leaphorn is a character featured by a writer named Tony Hillerman in some of his fictional stories. He is a lieutenant, said to be working in the Navajo Tribal Police. He was born to a woman named Anna Gorman, whose father Hosteen Klee Thlumie, taught Joe about the ways and culture of the Navajo people. He got married to his wife Emma with whom, he led a good life until she developed a sickness that required a tumor being removed from her head.

She later died from complications after a surgery where the tumor was removed. He later was later attracted to a colleagued named Louisa Bourebonette who was smart in discharging her duties. This happened when they worked together in a case named Coyotte Waits.