Which of the following Phylum are also called flatworms?
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Which of the following forms a base pair with thymine?
Gaseous exchange takes place in leaves through tiny pores for the purpose of photosynthesis. What are these pores?
How many layers does Human Skin have?
Which of the following vitamins contain nitrogen?
Pneumonia affects which of the following organs of human body?
Which of the following organs produces the enzyme lipase?
___________ is a condition in which there is a deficiency of red cells or of haemoglobin in the blood.