What was the importance of griffith's work with strains of the bacterium streptococcus pneumoniae

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

Match the enzymes to their role in the dna replication process