How does the biosphere interact with the atmosphere to cause global warming?

Ablastocyst is a group of cells that forms after a human egg is fertilized. the blastocyst consists of two types of cells. some of these cells will become the placenta. what do the other cells develop into?

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

Due tonight 10 points will mark brain