Emily is sitting in her biology class.  Her teacher isn’t the best teacher in the world.  Today in class her teacher stated that prokaryotic cells have a nucleus.  Emily knows this is wrong.  Emily, however, is shy so instead of correcting the teacher, she looks directly to the side at her friends to see if anyone else noticed this  mistake.  Which muscle is Emily using?

Which of the following is present in the thick skin of the palms of the hands and soles of the feet but not in thin skin?

An action potential can travel quickly from one cardiac muscle cell to another because of the presence of (choose all that apply):

Bone remodeling is an ongoing process in which old bone tissue is replaced by new bone tissue. The step in which minerals and collagen fibers are removed is called bone ___________ and is performed by ______________.

Ms. Ryan is a first grade teacher.  Her students tend to ask and tell her crazy information.  One student in particular loves to tell her stories.  Today he tells her about being on the bus and watching a pig with wings fly past.  The only way she keeps her composure is by staring up at the ceiling for 10 seconds.  Which muscle is she using?

Which of the following is usually not present if homeostasis is maintained?

Connexons are

Which part of the brain regulates the balance of sympathetic versus parasympathetic activity?

A plane that produces a cross section view of an organ or structure would be a(n)

Bones that have greater length than width and consist of a shaft