Which of the following is NOT true of the horseshoe crab?
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What are two things all animals have in common?
What are two things all animals have in common?
Sea spiders are closely related to land spiders.
Sea spiders are closely related to land spiders.
What does it mean to have a complete digestive tract?
What does it mean to have a complete digestive tract?
Which of the following eat purple sea urchins which helps ma…
Which of the following eat purple sea urchins which helps maintain the health of a kelp forest?
Which of the following are most closely related to diatoms?
Which of the following are most closely related to diatoms?
How do people become infected with Anisakis worms?
How do people become infected with Anisakis worms?
Dinoflagellates that live in association with some giant cla…
Dinoflagellates that live in association with some giant clams and corals are _____.
Cyanobacteria are capable of “fixing” which of the following…
Cyanobacteria are capable of “fixing” which of the following?
Where are mangroves most likely to be found?
Where are mangroves most likely to be found?