12 Questions
What is the main contribution of Virchow to the Cell Theory?
All cells arise from pre-existing cells.
What is the function of cells in the gut of a frog?
Secreting enzymes for digestion
What is the process by which new cells are formed to replace dead ones?
Division of younger cells
What is the structural unit of a mango tree?
Cell
What happens to cells continuously in the body of a frog or a mango tree?
They die and are replaced
How did the life of a frog and a mango tree begin?
From a fertilized egg and a seed respectively
What is the starting point of an organism like a mango tree or a frog?
A single cell in the ovary
What is the primary reason for the small size of cells?
To allow for rapid communication between different regions
What is an example of a few-celled organism?
Spirogyra
How many cells are approximately present in an average-sized adult human?
37-2 trillion
What is the benefit of cells having a large surface area to volume ratio?
It increases the efficiency of cellular functions
What is the largest single cell in the living world today?
Ostrich egg
Explore the fundamental principles of the cell theory, including the concept that cells are the basic units of structure and function in all living organisms. Learn how this theory applies to different living things, such as plants and animals.
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