Alab is performed to study the effect of ph and heat on the function of the catalase enzyme found in carrot plants. what is the dependent variable(s) in this lab? select all that apply.

a. ph
b. temperature
c. enzyme activity
d. water

Some technological solutions to problems like global warming meet the specific needs and situations of local communities. an example from india involves converting the solid waste from cattle into clean-burning fuel for cooking. this reduces the amount of greenhouse gases, specifically methane and carbon dioxide, released into the environment from wood fires. when evaluating the feasibility of implementing this solution, computer models are used to weigh costs against benefits. what factor is least likely to impact the decision on adopting this technology?