The arrow in the picture below points to part of a dog's paw. Which feature is not a factor in the way this body part functions?
A. Its pointed shape
B. Its hardness
C. Its location
D. Its dark color

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

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 is the main fuel source for the work of the cell