Recall what portion of earth is included in the biosphere

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins