Question 10 of 10 Which process takes place first in the development of a human being?
O A. Fertilization
O B. Embryo formation
C. Differentiation
O D. Blastocyst formation

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Explain how the political influence of african americans leaders became weaker.

Compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.