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centrioles
Because the male contribution to a fertilized egg is only a sperm. A sperm is a very small cell stripped of almost everything except the genetic material it is passing on and the necessary equipment it needs to get that genetic material where it needs to go. Cellular cytoplasm is not one of those things. Therefore, the egg, which comes from the mother, must provide all of the cellular structures, including cytoplasm, for the embryo.
In a word - yes.add There are valves in the heart and in the veins, and in addition there are tiny structures precapillary sphincters, which control the flow from the arteriole (little artery) to the capillaries which then become venules (tiny veins).
No and no. Sperm are very tiny compared to the egg. They only carry their nucleus and have a tail that propels them. The egg carries all of the other organelles and a large amount of cytoplasm. Monogamy means that only one man can or is married to one woman.
One reasonable sized one and two tiny ones.
centrioles
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Nucleus
cell wall (membrane), ribosomes, cytoplasm
How many structures can be on one flood policy?
There are many different kinds of tiny wingless insects. One of these tiny wingless insect is know as the ant.
For a fact I know that one of them is Cytosol. :)
One can purchase Tiny Tears dolls online at a variety of different websites. One can purchase Tiny Tears dolls at websites such as Amazon, eBay, and Etsy.
cell membrane and Ribosomes
one
A dream has properties that a cytoplasm does not. Every physical object shares at least one property (mass) with a cytoplasm, so the answer must be something abstract
Because the male contribution to a fertilized egg is only a sperm. A sperm is a very small cell stripped of almost everything except the genetic material it is passing on and the necessary equipment it needs to get that genetic material where it needs to go. Cellular cytoplasm is not one of those things. Therefore, the egg, which comes from the mother, must provide all of the cellular structures, including cytoplasm, for the embryo.