What is the SI Metric unit for mass?

905 cm = ? m.

How many significant figures are there in 0.256?

Which is the correct order of the regions of the digestive tract from superior to inferior?  

Parasympathetic nerves extend to the digestive tract through the ____________ nerve.  

Research suggests that a majority of kids who have __________ also suffer from depression, anxiety, obsessive-compulsive disorder, oppositional defiance disorder, learning disorders, autism spectrum disorders, or other psychological or neurological problems.

What is the name given to the female reproductive organ that is a homologue to the penis? Why is it a homologue to the penis? (5 points)

Small, nonmotile haploid cells close to lumen of seminiferous tubules are

__________ is the most frequently occurring birth defect.

(5 pts)  A transmitter emits a 200W microwave signal isotropically (equally in all directions).  The frequency of the signal is 7.25 GHz (see metric conversion on equation sheet, if needed).  Dan receives the signal with his half wavelength antenna.  What is the ideal length of the antenna for optimum rection of the signal?