The diagram below represents the pathway of blood throughout the body. Which structures represent the pulmonary circuit? a) 8, 1, 3, 5
b) 3, 5, 2
c) 6, 8, 1
d) 7, 4, 6
e) 4, 6, 8

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

Environmental impacts on evolution : mastery test

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front