Activity+Two

Unit 8 Chapter 23 Vocabulary Practice

Who Am I?

In this activity you will write the riddles on a piece of paper. Write the answer beside each riddle. Then continue to the bottom of this page.

Choose among these terms to answer the riddles below:
 * Collagen
 * Deuterostome
 * Homeobox
 * Invertebrate
 * Protostome
 * Vertebrate

1. I am an animal with an internal segmented backbone. 2. I am a three-stranded protein unique to animals. 3. I am an animal without a backbone. 4. I have a developmental pattern in which the anum develops first. 5. I am a type of gene that defines the head-to-tail developmental pattern in animal embryos. 6. I have a developmental pattern in which the mouth forms first.

Now you have the answers to the riddles, click on the blue links above and complete the puzzle(s). You will record which one you completed and your scores on the same piece of paper. Try your best! (You may do more than one.)