A fertilized egg is called a zygote until it divides into 16 cells, forming a ball-shaped structure called a morula. The events during the zygote stage involve the integration of both parents' DNA into the cell nucleus and the beginning of rapid cell division, or cleavage.
C) the phases are there for the cell to grow and mature properly ( much like a human) - if they don’t grow properly they won’t be able to reproduce.
Always report to a teacher or supervisor if anything goes wrong in the lab.
The world has the least amount of oil as for fuel. All oil traps contains an impermeable layer but a permeable rock that contains hydrocarbon fluids and gases is called a(n) oil reservoir. Whereas syncline is least likely to contain an oil trap. In U.S oil production is less than oil consumption.