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प्रश्न
Cell _____________ starts from 14th day of conception.
पर्याय
growth
differentiation
development
division
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उत्तर
Cell differentiation starts from 14th day of conception.
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संबंधित प्रश्न
What are stem cells?
Write the correct answer in the blank circles.
_____________ is the revolutionary event in biotechnology after cloning.
____________ are present in the umbilical cord by which the foetus is joined to the uterus of the mother.
Find an odd one out.
The number of different types of cells in the human body that are formed from embryonic cells.
Name the following.
Cells that are present in the initial development stage of zygote, that is formed by theunion of male and female gametes.
Give scientific reason.
Stem cells are extremely important in regenerative therapy.
State two types of stem cells.
What is the importance of stem cells in medical science?
Observe the following figure and answer the questions.
- Which property of stem cell is shown in the figure?
- Write the name of the cells or organs denoted by X and Y.
- What is the benefit of tissue/organ culture from stem cells?
Complete the paragraph.
(red bone marrow, degenerated, umbilical cord, adipose, division, blastocyst)
Different tissues of the body are formed by _______ of stem cells. Stem cells are present in the _______ by which the fetus is joined to the uterus of the mother. Stem cells are also present in the _______ stage of embryonic development. Stem cells are present in _______ and _______ connective tissue of adult human beings. It has become possible to produce different types of tissues and the _______ part of any organ with the help of these stem cells.
Explain the statement.
The revolutionary phenomenon in biotechnology after cloning is stem cell research.
______ cells are undifferentiated mass of cells.
Name the types of stem cells
How are stem cells useful in regenerative process?
- Which process is shown in the given diagram?
- What is the importance of this process?
- Which organs can be transplanted by this process?
