Biology: Science for Life with Physiology (6th Edition) (Belk, Border & Maier, The Biology: Science for Life Series, 5th Edition)
Biology: Science for Life with Physiology (6th Edition) (Belk, Border & Maier, The Biology: Science for Life Series, 5th Edition)
6th Edition
ISBN: 9780134555430
Author: Colleen Belk, Virginia Borden Maier
Publisher: PEARSON
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Chapter 11, Problem 8LTB

Even though marsupial mammals give birth to live young, an egg shell forms briefly early in their development. This is evidence that ___________,

  1. marsupials share a common ancestor with some egg-laying species;
  2. marsupials are not really mammals;
  3. all animals arose from a common ancestor;
  4. marsupial mammals were separately created by God;|
  5. the fossil record of marsupial mammals is incorrect

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Neanderthals are recognizably human but have distinctive facial features and a stocky build that were evolutionary adaptations to cold, dry environments. They shared Europe for 10,000 years with Homo sapiens. Today they no longer exist. Beyond these facts the fate of Neanderthal has generated much debate. Why did Neanderthals become extinct? State at least two major factors to explain their fate.
Neanderthals are recognizably human but have distinctive facial features and a stocky build that were evolutionary adaptations to cold, dry environments. They shared Europe for 10,000 years with Homo sapiens. Today they no longer exist. Beyond these facts the fate of Neanderthals has generated much debate. Why did Neanderthals become extinct? State at least four major factors to explain their fate.
Birds are supposed to be the dinosaurs' closest relatives. List and explain five reasons why the Aves have been able to adapt (morphological traits) and survive in the ever-changing world we live into this day.

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From Sea to Changing Sea | Early Life in the Oceans || Radcliffe Institute; Author: Harvard University;https://www.youtube.com/watch?v=Ac0TmDf5Feo;License: Standard youtube license