Identify the role that cholesterol plays in a human cell. O forms the nuclear membrane
is used to increase the rate of cellular reactions
O is a precursor for forming DNA
O forms part of the cell's outer membrane

Consider the skeleton. which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton

What are 3 reasons that natural selection occurs

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?