<span>Spontaneous generation or Equivocal was the principle (given by Aristotle). He said that nonliving matter produced living things.</span>
The right option is; the protagonist and antagonist
The protagonist and antagonist are the forces that struggle in the plot of a story.
The protagonist and antagonist are significant characters that cause conflict in a story. The protagonist is the main character of a story usually referred to as the lead, while the antagonist is the character that actively opposes the protagonist’s goals and is usually referred to as the villian. Stories can have more than one protagonists and antagonists, and active characters can also change between these roles in the story.
Answer:
The correct answer is c. The legs of a bird and the legs of an insect
Explanation:
The structures that are driven from a common ancestor are called homologous structures. They can look different superficially but they are related developmentally. Homologous structures are formed by divergent evolution for example forelimbs of bat and humans are homologous structures.
So it does not mean that homologous structures of two different animals perform the same function. So here the pair which is least likely to share the homologous structure is the legs of a bird and the legs of an insect because it is not derived from same common ancestor and does not show homology.
<u>Function: -</u>
The advancement of the central nervous system, the growth and operation of the reproductive organs, and also the metabolism and blood sugar level, are all regulated by the endocrine system, which is made up of all the various hormones produced by the body from conception and via adulthood and into old age.
Metabolism- The alterations in an organism's or a cell's chemistry. These modifications generate the ingredients and energy that cells and organisms require to develop, procreate, and maintain health. Anabolism and catabolism are components of metabolism.
Hormones- Chemicals called hormones function in the body as messenger molecules. They are created in one area of the body and then go to other areas where they assist regulate how cells and organs function.
To know more about the Endocrine System, click on the below link,
brainly.com/question/8107696
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