The cells that develop to form the outer lining of an animal's body make up the _[blank]_. blastula endoderm ectoderm mesoderm

Ineed to know why d is the correct answer asap

Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above

The cell membrane controls what enters and leaves the cell. which of the structures in the diagram below is the cell membrane? — f оооо