Course Icon


Chapter 27: 9-18

SO Icon


Biology Homework Chapter 27: Embryonic Development


Reading Preparation

Textbook assignment: Chapter 27: Reproduction and Embryonic Development, sections 9-19.

Study Notes

Web Lecture

Read the following weblecture before chat: Embryology

Take notes on any questions you have, and be prepared to discuss the lecture in chat.

Study Activity

Perform the study activity below:

Use the Guess the Embryo activity to explore how embryos are similar and how they develop during this early phase of life.

  • Click on "Launch Interactive" to Start the activity (require FLASH).
  • Identify each embryo (don't worry if you get it wrong; this is not a test!).
  • When you have correctly identified an embryo, work the through "Watch this embryo develop" slides.
  • What characteristics of an embryo might give you clues to the species?
  • What differences in embryonic patterns of development and rates of development did you notice?

Chat Preparation Activities

Chapter Quiz

Lab Work

Read through the lab for this week; bring questions to chat on any aspect of the lab, whether you intend not perform it or not. If you decide to perform the lab, be sure to submit your report by the posted due date.