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Yanka [14]
3 years ago
15

What characteristics classify organisms as animals?

Biology
1 answer:
antiseptic1488 [7]3 years ago
5 0

Answer: There are certain physical and internal aspects of living organism that is used for the classification of animals.

Explanation: The characteristics that define an organism to be classified as animal are:-

  • Segmentation that defines the segments on the bodies of the animals which are of different kind
  • Whether the animal is in the category of chordata or non-chordata
  • Presence of embryo stage and number of tissue layers that are getting formed while the organism is developing
  • There are most chances of sexual reproduction.

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3 years ago
Over the past four decades, researchers have identified many types of ______. Examples include growth factor receptors, transcri
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Over the past four decades, researchers have identified many types of oncogenes, including growth factor receptors, transcription factors, and intracellular signaling proteins.

<h3>What are oncogenes?</h3>

These are specific genes in an organism that can cause the formation of cancer. These genes are prone to defects that when activate, signal for a cell to become a tumor. The genes listed in the question are some examples of the types of cells that can be oncogenes.

Therefore, we can confirm that over the past four decades, researchers have identified many types of oncogenes, including growth factor receptors, transcription factors, and intracellular signaling proteins.

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