Answer: Octopuses and their kin (cuttlefish and squid) stand apart from other invertebrates, having evolved with much larger nervous systems and greater cognitive complexity.
The majority of neurons in an octopus are found in the arms, which can independently taste and touch and also control basic motions without input from the brain.
Octopus brains and vertebrate brains have no common anatomy but support a variety of similar features, including forms of short- and long-term memory, versions of sleep, and the capacities to recognize individual people and explore objects through play.
Explanation:
Answer:
Fungi are closer genetically to animals than to plants, say researchers who have compared sequences of ribosomal RNA. Their work refines the genetic ‘tree of life’ pioneered by Carl Woese of the University of Illinois.
Hope this helped!
Explanation:
Answer:
Carnivores, like herbivores have a front row of incisor teeth that are generally used for nibbling. ... The only difference is that the upper jaw of the bear aligns closer to the bottom jaw, giving more of a chewing mechanism than the dog, despite showing similar multi-cusped polar and molar teeth
Answer:
Explanation:
An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers.
The signs and symptoms of a cluster headache include severe<span> right-sided headache with a runny nose, droopy eyelids, and tearing of the eye on the right side.
</span>The injectable form of sumatriptan<span> (</span>Imitrex<span>), which is commonly used to treat a migraine, is also an effective treatment for acute cluster headache</span>