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Question Set: Growth, Development and Reproduction
NGSS Science and Engineering Practices
NGSS Crosscutting Concepts
  1. With the exception of egg-laying monotreme mammals like the echidna and platypus, all mammals give birth to live young.
    1. What are some advantages of giving birth to live young (a phenomenon known as viviparity; reproduction through egg-laying is called oviparity)?
    2. What are some disadvantages of viviparity?
  2. What are some examples of parental care in marine mammals?
  3. What are the advantages and disadvantages of parental care from the perspective of a parent?
Exploring Our Fluid Earth, a product of the Curriculum Research & Development Group (CRDG), College of Education. University of Hawaii, 2011. This document may be freely reproduced and distributed for non-profit educational purposes.