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प्रश्न
Assertion (A): Majority of cells cannot be seen directly with naked eye because.
Reason (R): Cells are microscopic.
पर्याय
Both A and R are true
Both A and R are false
A is true but R is false.
A is false but R is true.
उत्तर
Both A and R are true
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संबंधित प्रश्न
Growth of cell wall during cell elongation take place by ______.
Adipose: tissue:: eye: ______.
On the lines given below, write about what you have learned from the activities done in this lesson.
Let me tell you about some of the important things I’ve learned about cells. First, I’ll start with…______
Name the largest Angiosperm cell
Cell theory was given by
Draw a plant cell and label the parts which
- determines the function and development of the cell
- packages materials coming from the endoplasmic reticulum
- provides resistance to microbes to withstand hypotonic external media without bursting
- is site for many biochemical reactions necessary to sustain life. (e) is a fluid contained inside the nucleus
Fill in the blanks with the terms given in the box below :
| Nucleus | chromosomes | cell wall | cell membrane | protoplasm | cytoplasm | ribosome | cell organelles |
The outermost layer of plant cells is the __(a)____ beneath which is the __(b)____ The term ___(c)___ refers to the jelly-like substance containing all the ___(d)___ The __(e)____ contains thread-like structures called ___(f)___.
The smallest cell in the human body is ______.
Stem cells can serve as an inbuilt repair system for our body.
What structural and functional attributes must a cell have to be called a living cell?
