What is the cell division that occurs in the earliest stages of zygote development called?.

Babies with very low or very high weight are less likely to survive .

If assuming tasting ptc as a simple gene trait, what other genotype would you select to put in this missing genotype box that could result in this phenotype

Cedric has a low fever and minor aches. yesterday, he went to the doctor for his booster shot and receive the flu shot. which best explains why he has this reaction?