What are stem cells and their function?
Stem cells can give rise to different types of cells and can replace specialised cells which are damaged. Further reading:... View Article
Latest Posts
What happens to the blastocyst immediately after implantation?
After implantation, gastrulation occurs, which results in the formation of three germinal layers in mammals. Also Check: Why Is A... View Article
Where in the human body are stem cells found?
Adult stem cells are present in bone marrow, skin, etc. Further reading: Chromoplast Cell – The Unit of Life MCQs... View Article
How long does it take to form a blastocyst?
The zygote starts dividing by mitosis. The daughter cells are called blastomeres. It takes around 5-6 days after fertilisation for... View Article
What is gastrulation?
Gastrulation is a process by which cells in the blastula are reorganised to form germinal layers. Triploblastic animals have three... View Article
What is ovary and oviduct?
Ovaries are the primary female sex organ and they produce ovum and secrete hormones. The oviduct is a passageway for... View Article
What is the difference between blastomere and morula?
After the division in a zygote, each cell is called a blastomere. Morula contains 8-16 blastomeres. Also Check: Why Is... View Article
How important are stem cells?
Stem cells are important because they replace cells lost due to injury, diseases or normal wear and tear. Further reading:... View Article
What happens if egg gets fertilized?
When an egg gets fertilized by a sperm it leads to the formation of a zygote. The zygote divides further... View Article
Do humans have an oviduct?
Yes, humans have a pair of oviduct. Also Check: Why Is A Single Ovum Produced By Oogenesis? Do Oogenesis And... View Article
What is a 16 celled embryo called?
The 16-celled embryo is called the morula. Also Check: Why Is A Single Ovum Produced By Oogenesis? Do Oogenesis And... View Article
Are human cells totipotent?
The zygote and early-stage blastomeres are totipotent cells. Also Check: How Embryo Is Formed? When Embryo Attaches To The Lining... View Article
How are chorionic villi formed?
Chorionic villi are formed from the trophoblast cells. Also Check: Why Is A Single Ovum Produced By Oogenesis? Do Oogenesis... View Article
What is Totipotency of the cell?
Totipotency is referred to as the capacity of a cell to develop into a whole organism. Also Check: How Embryo... View Article
What is difference between morula and blastula?
Morula is 8-16 cell stage, solid mass of cells, whereas blastula is a 100 cell stage of the early embryonic... View Article
What is the blastocyst stage?
Blastocyst stage is an early embryonic stage, it contains an outer layer of cells called the trophoblast and an inner... View Article
What are the 4 types of stem cells?
The four types of stem cells are embryonic stem cells, tissue-specific stem cells, mesenchymal stem cells and induced pluripotent stem... View Article
Where is the placenta located?
Placenta is generally located at the upper side of the uterus. Also Check: Why Is A Single Ovum Produced By... View Article
Where is Morula formed?
Morula is an 8-16 cell stage of the early embryo. It is formed as the dividing zygote passes from the... View Article
What are the two main sources of stem cells?
The two main sources of stem cells are the umbilical cord, bone marrow. Further reading: Chromoplast Cell – The Unit... View Article
