Answer:
Cetacean
Explanation:
Let us start with the family Delphinade which is the largest in the Cetacean order, and relatively recent: dolphins evolved about ten million years ago, during the Miocene. Dolphins are among the most intelligent animals and their often-friendly appearance and seemingly playful attitude have made them popular in past and current human culture.
The liver stores glucose as glycogen and converts excess glucose to glucagon.
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The answer is jointed legs.
Arthropods has another smaller classification, which includes insects, arachnids, crustaceans and myriapods. Some of their common characteristics includes segmented body, jointed legs etc.
Others like hard shells or gills are only present in certain types of Arthropods, which in this case is crustaceans.
Meanwhile Arthropods has exoskeleton, instead of endoskeleton. It's like a hard shell outside of their body, to protect them.
The answer to fill in the blank would be B) aka the second option because food gives our body energy and serves as fuel to recharge to give us energy to do things.
We purposefully crossbreed certain individuals with the traits or the alleles for the traits within a species in hopes that the offspring exhibit these desires traits