in this food web what is represented by the chains of arrows from the grass to the foxes , hawks and snakes ?

After hydrogen and oxygen, witch element makes up almost all of the most common substance in your body

Which of the following is a cause of a dna mutation? o a. the linking of amino acid subunits into a long chain o b. the transcription of dna into rna o c. an error in the repair of damaged dna d. the diffusion of molecules across the cell membrane submit

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond