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the organism shown is a free-living one that is anchored to the bottom of ponds and streams during the first part of its life cycle. what is the common name of the group to which this organism belongs?

arthropods

echinoderms

comb jellies

cnidarians

What is the key to the recognition of codominance?

How does climate change affect producers?

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.