'Older fossils' presentation slideshows

Warm Up

Warm Up. With your partner, write a sentence (20 words or less) using two of the following terms to show your knowledge of genetic engineering: * Transgenic Organisms, Recombinant DNA, Recombinant Bacteria, Selective Breeding, PCR, Gel Electrophoresis, Genetically Modified. Changes Over Time.

851 views • 70 slides

Chapter 15

Chapter 15. The Cambrian Explosion and Beyond. Multicelluarity. First multicellular organisms began approximately 600 Mya First animals about 565 Mya In about 40 My nearly every major animal phylum appeared in fossil record The Cambrian Explosion The Phanerozoic Eon Visible life.

757 views • 55 slides

SOME THEORETICAL PERSPECTIVES ON HUMAN SEXUALITY

SOME THEORETICAL PERSPECTIVES ON HUMAN SEXUALITY. I. Psychoanalytic Theory - Sigmund Freud II. Biological Functionalism (Sociobiology) III. Motivational Theories. SOME THEORETICAL PERSPECTIVES ON HUMAN SEXUALITY. IV. Learning Theories A. Operant Conditioning

1.09k views • 27 slides

The Geologic Time Table

551 views • 24 slides

Younger stratum with more recent fossils

314 views • 21 slides

Fossil Evidence for Evolution

Fossil Evidence for Evolution. Fossil : any preserved trace left by an organism E.g. footprints, burrows, faeces, bones shells, teeth, impressions of an organism Artefacts : objects deliberately made by humans E.g stone tools, beads, carvings, charcoal from cooking, cave paintings

357 views • 16 slides

Evidence for Evolution

Evidence for Evolution. Concept 14.2 pp 299-304. Fossil Record. Fossils- preserved remains of organisms from the past- extinct. Most- sedimentary rocks- Chronological collection of fossil remains Each rock layer represents a particular time period. Older fossils are found at the bottom.

145 views • 14 slides