'Large gene pool' presentation slideshows

D1 Origin of life on Earth

D1 Origin of life on Earth. D.1.1 Describe four processes needed for the spontaneous origin of life on Earth. . Abiotic synthesis of small organic molecules (ex: amino acids & nucleotides) Joining of monomers into polymers Origin of self-replicating molecules that made inheritance possible

1.26k views • 97 slides

Natural Selection in:

Natural Selection in:. Teddy Grahams. Darwin proposed a mechanism for evolutionary change: natural selection i s the differential survival and reproduction of individuals in a population.

648 views • 42 slides

15.2 Species and Speciation Overview

15.2 Species and Speciation Overview. Evolution Results of evolution New species (speciation) Causes of evolution Barriers between same species (gene pools) Geographical isolation -> leads to allopatric speciation Temporal isolation -> leads to sympatric speciation

493 views • 30 slides

Earth History GEOL 2110

313 views • 22 slides

Population Genetics

Population Genetics. Population -all the members of a single species that occupy a particular region Population genetics- studies the genetic diversity of a population Single nucleotide polymorphisms (SNPs)- variation in DNA sequence at a single nucleotide, important in human diversity

389 views • 16 slides

ECOLOGY

ECOLOGY. Abiotic and Biotic environment Food chains and Food webs Pyramids of numbers and biomasses Carbon cycle Pollution Environmental Biotechnology Conservation. Sun as our main source of Energy. Abiotic Environment Light intensity

254 views • 11 slides