This Model Organism Is Particularly Well Suited for Studying Developmental

Multiple Choice

This model organism is particularly well suited for studying developmental processes in higher animals. It develops from a fertilized egg to an adult in only two to three months, and its body is transparent for the first two weeks, making it easy to observe cell behavior during development. Which of the following describes this organism?

A) It is a vertebrate.
B) It is well suited for genetic analysis.
C) Its early stages of development occur outside of the mother's body.
D) Its genome size is almost half that of humans.
E) All of the above.