Si tomas muestras del músculo de la pierna de una persona sedentaria y de una atleta ,cuál de ellas tendría un mayor número de mitocondrial ,porque

Which of the following would be least likely to support the modern concept of biological evolution? ( 2 points) a)different species of organisms with similar bone patterns b)different species of organisms with similar reproductive rates species in c)different domains with similar metabolic pathways species in d)different kingdoms with similar cellular structures.

Why are adults bigger than they were as children biology

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.