What do these two changes have in common? water boiling on a stove
snowflakes forming in a cloud
Select all that apply.

Both are changes of state
both are only physical changes
both conserve mass
both are chemical changes

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

The body is protected against harmful flu viruses by

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp