Which is NOT an example of organism that breaks down the food material outside the body and then absorb it?
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Gaseous exchange takes place in leaves through tiny pores for the purpose of photosynthesis. What are these pores?
Which of the following vitamins contain nitrogen?
Carotene in fruits and vegetables gives it which color?
Which vaccine is primarily used against tuberculosis?
How many layers does Human Skin have?
The primary function of RNA is
Carica papaya is the scientific name of ___________.