Di a que tipo de órganos pertenecen las siguientes estructuras. Justifica tu respuesta:
La pata de un pato y la aleta de un pez.
La aleta de una ballena y el brazo del ser humano.
La pelvis reducida de los cetáceos.

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

Which of the following explains why a tree is often used as a model to represent the principle of common descent

Fredrick griffith made a scientific discovery in 1928