How/why does this brown, clumpy mixture come out of your bottom?

because when you eat the food your insides blend it up real good, similar to how a blender blends food; only difference is that the food doesn't come back out where it came from- it comes out of another hole, aka your bottom hole.

hope this !

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

b is dominant over the allele for the white fur.