Recreational use for camping, hiking fishing, etc
Cell memory ma dood :))))
Answer:
A través de la terapia génica se puede conseguir restablecer la función del gen mutado, y la estrategia más común es la introducción de una copia normal de éste en las células
Explanation:
The hedgehog ligans activate it
Answer:
The correct option is A. they evolved from land mammals.
Explanation:
Evolution can be described as a process through which organisms in a species change over a period of time due to the natural selection of the environment. Those organisms that have many similarities in their functions or structures are considered closer to one another and have the same common ancestors.
The properties mentioned in the question about cetaceans resembles the properties of land mammals. For example, cetaceans lack gills and breathe air. Land mammals also do not have gills and need to respire for living. The cetaceans have fin bones which are similar to the limb bones in the land mammals. Hence, these observations show that cetaceas have evolved from land mammals.
