Question

Which of the following are thought to be most closely related to humans?

ants
sea stars
earthworms
snails
jellies

Answer 1

Sea Stars, because they are also deuterostomes.

Answer 2

Star fishes are more related to humans than other species given in the option.

Step-by-step explanation:

• The star fishes have five arms while humans also have arms but only two which is a dissimilar.
• The body of the star fish are covered with spike while humans are covered with hair (facial/body) which is a dissimilar.
• The skeleton of the star fish is covered with outer cover which is similar to humans.
• The digestive systems of the star fish and human are not very different from each other. The star fish performs digestion with less organs compared to humans.
• The nervous system, circulatory system, and digestive system different for both species.

But from the given options, star sea is mostly related to humans.