Number these steps in vertebrate embryogenesis in order.       ______  formation of archenteron       ______  formation of blastula       ______  neurulation       ______  gastrulation       ______  cleavage        ______  zygote

Which of the following is the latest stage of embryonic development (of this list)? blastula morula zygote 8 cell stage gastrula

Whether the statement "Because of the many later developmental transformations that produce the elaborately structured organs, the body plan set up during gastrulation bears little resemblance to the body plan in the adult" is true or false.

Label the frog tadpole

In embryos with spiral cleavage the 4d cell gives rise to which germ layer_______________________________. Group of answer choices endoderm gastroderm mesoderm ectoderm epiderm

Label the image with the word bank and answer the question

__________ is the process by which egg cells are formed.

In protostomes and deuterostomes, the space between the endoderm and the ectoderm is important because:

Give the name of the structure that the phrase describes. This placental structure has villi

first and second division after the egg is ferlilized is mitosis or meiosis.