Coal and petroleum give me this lesson notes science class 8

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.

Collin would like to use the data a coworker has entered in a database. the problem is the coworker's database software is different from collin's. collin should