What is neutron??? no need to explain!!✌✌

koi zinda ha《 is anyone alive here 》

(눈‸눈)​ good molning alll​

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.

An infection of the pulp and the surrounding tissue in the mouth is called