Two parent butterflies with normal wings have offspring with altered wing shapes. what most likely caused this change?

Describe the function of the endomembrane system? what organelles are involved?

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

What are the student's observations and inferences before he starts his investigation?