When did cell theory become an accepted part of biology?

The development of_ factored in the development of complex organisms.

The image shows embryos of three vertebrate classes

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)