Which organism does not benefit from the relationship it’s in? help me i need help nowww

1. cow

2. oxpecker

3. bromeliad

4. sea anemone

How has china attempted to increase its gdp since the end of the 20th

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

Which steps are important when designing and conducting a scientific experiment? hide the results from fellow scientists. identify the independent variable. eliminate all dependent variables. address any confounding variables. form a non-falsifiable hypothesis.