______ have highly efficient circulatory systems, and complex nervous system and sensory organs.
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Grey whales have the heaviest parasite load of all whales. T…
Grey whales have the heaviest parasite load of all whales. This is in part due to its:
Bacteria reproduce by ————-
Bacteria reproduce by ————-
Sessile animals…
Sessile animals…
Planarians
Planarians
The only amphibians to entirely escape dependence on aquatic…
The only amphibians to entirely escape dependence on aquatic habitats are _____.
These _____ earth deposits are used in insulation, abrasives…
These _____ earth deposits are used in insulation, abrasives, and pool filters.
Single-celled photosynthetic protistans, including most of t…
Single-celled photosynthetic protistans, including most of the euglenoids, chrysophytes, and dinoflagellates, are members of the _____ , the “pastures” of most aquatic habitats.
Which term does not describe a virus?
Which term does not describe a virus?
All echinoderms are:
All echinoderms are: