What is the characteristic of the gastrula stage of embryo development? select one of the options below as your
a. formation of the neural tube and nervous system
b. formation of thethree germinal layers and the primitive gut
c. formation of the amniotic cavity and archenteron?

Explain light independent reactions

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)

Atest cross can be used to -predict the phenotypes of a monohybrid cross -predict an unknown genotype of a purebred dominant plant -cross-breed dominant and recessive plants -give probabilities that a trait will appear