The is the lowest level of life's structural hierarchy.
a) cell
b) ecosystem
c) species

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

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?

What are ways that ordinary people can to keep antibiotic resistance from getting worse?