Which of the following animals are grouped into a clade based on genetic evidence alone, and not because of a shared trait or body plan? [Multiple answers may be correct, incorrect answers will results in a loss of marks to a minimum of zero]

Animals that are grouped together as a clade through the shared trait of shedding an non-cellular layer include: 

[Multiple answers may be correct, incorrect answers will results in a loss of marks to a minimum of zero]

 I am an invertebrate animal with a defined head region, I am soft bodied, unsegmented and have a single muscular ‘foot’. I am a/n

 The development of the amniotic egg was most important for?

To answer this question, access the CSIRO Invertebrate Dichotomous Key (CLICK HERE TO ACCESS).

During fieldwork for a biodiversity survey, you come across an invertebrate specimen you wish to identify. An image of the specimen is found below:

Using the key, how would you class this specimen?

 A synapomorphy that helps define the Phylum Chordata includes

 An organism that develops its mouth from the first pore in the blastocyst is known as a(n):

 Which of the following characteristics would you associate with Cnidarians?