Which of these is NOT a characteristic of flatworms? sense light with simple eyes
have bilateral symmetry
have an entire system of digestive organs
most are parasitic

What was the direct cause of the u.s. entry into world war ii? a. the bombing of pearl harbor b. the invasion of poland by germany c. the capture of belgium by germany d. the battle of britain

Which of the following contributed most to making the items listed in the box

Which of the following is a problem in the health care system of the united states? a. too many doctors in rural areas b. too many doctors who are general practitioners c. fraud d. costs that are too low