Name the planets in order from the sun.

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase