[Answer] Animals that possess homologous structures probably _____.

Answer: evolved from the same ancestor
Animals that possess homologous structures probably _____.
Testicle or testis (plural testes) is the male reproductive gland or gonad in all animals including humans. It is homologous to the female ovary.The functions of the testes are to produce both sperm and androgens primarily testosterone.Testosterone release is controlled by the anterior pituitary luteinizing hormone; whereas sperm production is controlled both by the anterior …
Old and New World porcupines shared a common ancestor both evolved strikingly similar quill structures; this is also an example of convergent evolution as similar structures evolved in hedgehogs echidnas and tenrecs. Some extinct archosaurs evolved an upright posture and likely were warm-blooded. These two characteristics are also found in most mammals.
Among animals there exists a single known example of an apparently freely-rotating structure though it is used for digestion rather than propulsion: the crystalline style of certain bivalves and gastropods.: 89 The style consists of a transparent glycoprotein rod which is continuously formed in a cilia-lined sac and extends into the stomach. The cilia rotate the rod so that it becomes …
Animal consciousness or animal awareness is the quality or state of self-awareness within a non-human animal or of being aware of an external object or something within itself. In humans consciousness has been defined as: sentience awareness subjectivity qualia the ability to experience or to feel wakefulness having a sense of selfhood and the executive control …
Both types serve as homologous structures in fish and te…

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