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प्रश्न
What was the contribution of the following to our knowledge of cells?
Robert Hooke
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उत्तर
Robert Hooke discovered and named cells.
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संबंधित प्रश्न
Who discovered cells and how?
Make a comparison and write down ways in which plant cells are different from animal cells.
What is osmosis?
Carry out the following osmosis experiment:
Take four peeled potato halves and scoop each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now,
- Keep cup A empty
- Put one teaspoon of sugar in cup B
- Put one teaspoon salt in cup C
- Put one teaspoon sugar in the boiled potato cup D.
Keep these for two hours. Then, observe the four potato cups and answer the following:
- Explain why water gathers in the hollowed portion of B and C.
- Why is potato A necessary for this experiment?
- Explain why water does not gather in the hollowed-out portions of A and D.
What is the name of the chemical substance which constitutes the genes?
Describe the structure of the chromosome in brief.
the question has four options. Choose the correct answer:
Chromosomes are made up of
Robert Hooke published a book named ______ in the year 1665.
