BIO 280 Exam 1 Questions And Answers!!

1830s - -many ancient people were animists -in many eastern and ancient cultures, man is part of nature -the gods of humans are animals and forces of nature -humans see themselves as belonging with nature 1830s - -many ancient people were animists -in many eastern and ancient cultures, man is part of nature -the gods of humans are animals and forces of nature -humans see themselves as belonging with nature 2 main groups of whales - balaenopteridae, and oooh whales 2 main groups of whales - balaenopteridae, and oooh whales 2 major groups of bats - microhcioptera: big ears mostly active eating insects; echolocate; see pastel colors -megachiroptera: old world fruit bats; most eat fruit pollen; big eyes; dichromatic vision like us; do not echolocate 2 major groups of bats - microhcioptera: big ears mostly active eating insects; echolocate; see pastel colors -megachiroptera: old world fruit bats; most eat fruit pollen; big eyes; dichromatic vision like us; do not echolocate 2 metrics of heterozygosity important to population geneticists: - -pedigree F: measure of how inbred any particular individual is-Fst: measure of the genetic distance between populations 2 metrics of heterozygosity important to population geneticists: - -pedigree F: measure of how inbred any particular individual is -Fst: measure of the genetic distance between populations A TRAIT THAT IS ONLY SHARED BY A GROUP OF RELATED SPECIES? give example - synapomorphy!!! ex: all mammals have mammalry glands, 3 middle ear bones, and hair = synapomorphy trait A TRAIT THAT IS ONLY SHARED BY A GROUP OF RELATED SPECIES? give example - synapomorphy!!! ex: all mammals have mammalry glands, 3 middle ear bones, and hair = synapomorphy trait Adaptations - -Inherited aspects of an individual that allow it to outcompete other members of the same population that lack the trait (or have a different version of the trait). -these traits have evolved through the mechanism of natural selection.