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The seven level system
The presece of a vertebrate.
The characteristics of monerans are:- 1)unicellular 2)prokaryotic i.e. they lack a well defined nucleus(which is not membrane bound) and cell organelles, they only have a nuclear region.
Earthworms, of the phylum Annelida are food for birds, and keep the soil aerated. Sometimes large earthworms are used for dissection in first-term Biology classes, to teach the understanding of basic internal organs. Leeches are also annelids, and help with healing wounds. Yes, leeches are back in the medical field!
microscope
Luster and composition are two characteristics used to classify minerals.
size and shape
size
you classify stars by color, temperature, size, composition, and brightness.
maritime and continental.
it tells them apart :)
.All of the following are used to classify organisms into domains and kingdoms EXCEPT ____.Color of body
they use genus and dichotomous keys
colorstreakhardnesscleavage or fracturelustermagnetismdensitycrystal shape
temperature and mostiure
blood brain musscle
BackboneHairYoung aliveNurse the young