资讯

They investigated the interaction of cytoplasm and chromosomes ... as a cellular process involving the fusion of an egg cell and a spermatozoan and the fusion of their nuclei.
eggs, nerve cells, muscle cells, ciliated cells, and villi. Get it, lark? Anyone…? Okay let's move on. An animal cell is made of three main parts a nucleus, cell membrane and cytoplasm ...
Over the past decade, there have been scattered reports of mammalian cells’ own DNA being found in the cytoplasm, mainly in the context of disease and aging. While it is not unusual to find DNA from ...
When a sperm cell fertilizes an egg, the resulting zygote has the genetic information from both cells but only cytoplasm—the substance that fills the cell—from the egg. That means that any of ...
As in telophase I, the cytoplasm of the cell will be concentrated in one of the two emerging cells. The resulting large cell will become an egg cell. The smaller cell will degenerate.