Koi aayegi kya bat krne k liyww

What is the function of nucleic acids

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion