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Unlike eutherians, both monotremes and marsupials a. lack nipples. b. have some embryonic development outside the uterus. c. lay eggs. d. are found in Australia and Africa.

Respuesta :

Unlike eutherians, both monotremes and marsupials are animal taxa groups that have some embryonic development outside the female uterus (Option b is correct).

What are monotremes and marsupials?

Monotremes and marsupials are two different groups of mammals that exhibit singular features such as the development of offspring inside a pouch mother's body in marsupials.

In conclusion, unlike eutherians, both monotremes and marsupials are animal taxa groups that have some embryonic development outside the female uterus (Option b is correct).

Learn more about monotremes and marsupials here:

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