Great Courses Video #18

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Across
  1. 3. they have no spinal column but have an internal skeleton and make up 95% of species
  2. 6. fourlegged vertebrate name
  3. 8. body mass to limb length and other critical physical and physiological ratios are not linear, but scale in a number of different ways
  4. 10. gives support allows a framework for muscles to accomplish movement and protects the central organs and
Down
  1. 1. is a biological polymer which supports invertebrate but not as strong as bone
  2. 2. any animal with a backbone is called
  3. 4. nervous systems
  4. 5. that colder places harvest larger animals to allow the displacement of body heat to cater to the animals
  5. 7. larger size is found to help animals adapt to ------- factors
  6. 9. study of the structure of organisms