1.Helwan University Faculty of Science Chemistry DepartmentIntroduction of BiochemistryDr Mohamed Mostafa Omran12. Biochemistry is the study of life including cell biology,…

1.Lesson OverviewEarth’s Early HistoryLesson Overview 19.3 Earth’s Early History2. Lesson OverviewEarth’s Early HistoryTHINK ABOUT IT How did life on Earth begin? What…

1. VITAMINS FACULTY STUDENTS 1  SIR Zahir Ali  Subject:- Integrated Sciences  Burhan  Dildar khan  Zakir Ali Shah  Almas  Gul  Saima 2. Aims of presentation…

Slide 1 Lesson Overview Lesson Overview Earth’s Early History The Mysteries of Life’s Origins What do scientists hypothesize about early Earth and the ____________________________________?…

Slide 1 1 Slide 2 2 1.Organic compounds necessary for: normal growth maintenance of health, Reproduction 2.Help the body convert carbohydrates and fat into energy an 3.Assist…

Slide 1 Four Major Organic Compounds Slide 2 Four organic compounds necessary for life CarbohydratesProteinsLipids Nucleic Acids Slide 3 Vocab Polymer = long molecule consisting…

Slide 1 Lesson Overview Lesson Overview Earth’s Early History Chapter 19 – History of Life Slide 2 Lesson Overview Lesson Overview Earth’s Early History 19.1 The Fossil…

Slide 1 Earth's Early History Slide 2 Formation of Earth Evidence shows Earth was not “born” in a single event. Pieces of cosmic debris were attracted to one another…

The History of Life Chapter 12 Fossils and Ancient Life A fossil is the preserved remains or evidence of an ancient organism Scientists who study fossils are paleontologists…

Evolution Chapter 17 Regents Copyright Pearson Prentice Hall  The Fossil Record Copyright Pearson Prentice Hall Copyright Pearson Prentice Hall The fossil record provides…