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Biology

Biology
Acetylcholine is

Toxin
Enzyme
Vitamin
Chemical transmitter

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Biology
In mammals, an important role of excretion is played by________

Kidneys
Liver
Large intestine
Lungs

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Biology
The terminal part of the carpel in a flower, which may be sticky is ________

Ovary
Style
Stigma
Anther

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Biology
Haemophilia is a hereditary disease carried by

Females and expressed by females
Males and expressed by females
Females and expressed by males
Males and expressed by males

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Biology
Which of the following may cause the breakdown of pyruvate into lactic acid in our muscles?

Lack of water
Lack of Oxygen
Lack of carbon dioxide
Lack of nitrogen

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Biology
There is no bacteria activity in which of the following process?

Ripening of cheese
Sewage disposal
Tanning of leather
Preparation of sillage

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