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Catch the regulators

Exercise and reference answers

Items
  1. Matches the category
    Yes
    Item
    Birds
  2. Matches the category
    Yes
    Item
    Mammals
  3. Matches the category
    Yes
    Item
    Humans
  4. Matches the category
    Yes
    Item
    Seals
  5. Matches the category
    No
    Item
    Lizards
  6. Matches the category
    No
    Item
    Fish
  7. Matches the category
    No
    Item
    Plants
  8. Matches the category
    No
    Item
    Snails
Category
Regulators
Instructions
Catch the organisms that keep a constant body temperature. Let the rest fall.

Explanation

_Source: syllabus Biology, Chapter 13, Organisms and Populations._
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