Because the majority of cell differentiation occurs during the EMBRYONIC phase, .................. The embryonic stage of pregnancy is the period after implantation during which all the important organs and structures in the growing fetus is formed. Tetratogens are factors that caused malformation of embryo. Exposure to tetratogens during embryonic stage cause most destructive damages.
The five parts of the cell cycle are as follows: telophase, interphase, prophase, metaphase and anaphase. It ends with chromatids becoming separate chromosomes.
The correct answer is hypothesis.
The hypothesis can be defined and a statement, which is a possible answer to a scientific question. The hypothesis is proposed on the basis of the researches and the tests, which are already performed. the hypothesis can be tested through different experimental processes and can be proved or disproved according to the results obtained by the experimentation.
I’m pretty sure it’s the last one