Step 3: Evaluate the experimental design identifying sources of error. a) Evaluate the experimental design for adequate controls and measurement techniques in Question 1 in the
Written Analysis section below. b) Comment on possible sources of error in Question 2 of the
Written Analysis section below. c) Suggest improvements in the experimental design in
Question 3 of the Written Analysis section below.

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.