Most of the costs associated with using renewable resources are due to a. overuse of resources b. atmospheric pollution c. lack of availability d. global warming

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall

Which of the following is the smallest unit that would contain a complete copy of the entire human genome? a) one human somatic cell b) one human chromosome c) all of the dna of one human d) one human gene