Answer: ecosystem 1: oarweed, rockfish
ecosystem 2: nudibranch, sponge, otter,
ecosystem 3: sea urchin
Explanation: based on my research this is what i could put together
Answer: “ Systematics is concerned both with Taxonomy, the naming and classification of life, and Phylogeny, the science and study of understanding the family tree of all life on Earth. ... Systematics, then is the classification of life according to its phylogenetic (evolutionary) relationships.” -http://palaeos.com/systematics/
Social dominance is the social status characterized with dominance. The dominance is a characteristic of highly social animals, such as humans. Individuals of the same species compete with one
another for food, mates, territory, or any other resource, including
money. They establish social relationship with each other and an individual can attain social dominance by engaging in social competition. (D). The outcome of the competitions is: the dominant individual gets what he wants and the subordinate doesn't.
A haploid cell with half the reproductive information is a reproductive cell or a gamete.
