They are smaller than the fertilized egg cell. They are found in mature ovaries. Embryonic germ layers are formed. The embryo is ready to leave the uterus. A solid ball of cells is formed.
Placental tissue is formed.
Make certain that this short answer section and your multiple choice section is attached together before handing in your test. The sugar maple has many structural adaptations that enable it to survive very well in many areas in New York State. Several of these structural adaptations are listed below. For each one chosen, copy its name and then, using a complete sentence, give a function of that structural adaptation that contributes to the survival of the tree. Be certain to answer all five parts of the following question.