We discussed environmental sex determination in reptiles, where the sex of the individual is determined by environmental factors rather than chromosomes. Which of the following modes of sex determination would also fit that category? Question 13 options: hermaphroditic earthworms hermaphroditic nudibranchs (the "penis fencers") hermaphroditic coral reef fish all of the above hermaphroditic earthworms hermaphroditic nudibranchs (the "penis fencers") hermaphroditic coral reef fish all of the above.