1. tom was seriously injured in a car crash. as a result, he had to have one of his kidneys removed. does tom need dialysis? why or why not? 2. explain how the kidneys maintain homeostasis.

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.

Me with these questions image attached