Food being digested in the stomach is in a highly acidic environment. When the food is released from the stomach into the small intestine, why is the environment no longer acidic?

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#Question id: 3625

#Unit 8. Inheritance Biology

If a heterozygous two recessive mutation at different site will give mutant phenotype when gene involved

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#Question id: 23352

#General Aptitude

An effective communication produces in receiver

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#Question id: 23457

#General Aptitude

Statement— Should India make efforts to harness solar energy to fulfil its energy requirements?

Arguments— I)Yes, Most of the energy sources used at present is exhaustible.

II) No. Harnessing solar energy requires a lot of capital, which India lacks in.

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#Question id: 23436

#General Aptitude

Pointing a photograph X said to his friend Y , “She is the only daughter of the father of my mother.” How X is related to the person of photograph?

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#Question id: 5663

#Unit 5. Developmental Biology

Following statements are related to slow block to polyspermy in mammals.

A. A First slow block to polyspermy comes When the cortical granules fuse with the egg cell membrane, they release protein-digesting enzymes which is called as ovastacin that modify the zona pellucida proteins.

B. A second slow block to polyspermy comes from the so-called zinc spark, the release of billions of zinc ions that is induced by the entry of the first sperm, these released zinc ions are seen to bind to the egg cell membrane form a “zinc shield” that prevents further sperm entry.

C. A third slow block to polyspermy occurs at the level of the egg cell membrane and involves Juno.

Which of the following is incorrect?