Organisms are dependent on each other for the energy they need to survive.
what would occur if the snake population is removed from the ecosystem pictured above?
a) the hawk population increases
b) the mouse population increases
c) the leaf population increases
d) the mouse population is not affected

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

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19