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Reduction in pH of blood will:
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Which of the following characteristic features always holds true for the corresponding group of animals ?
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Match the terms in Column I with their description in Column II and choose the correct option:
| Column I | Column II |
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| (a) Dominance | (i) Many genes govern a single character | | (b) Codominance | (ii) In a heterozygous organism only one allele expresses itself | | (c) Pleiotropy | (iii) In a heterozygous organism both alleles express themselves fully | | (d) Polygenic inheritance | (iv) A single gene influences many characters |
Code:
(a) (b) (c) (d)
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A typical fat molecule is made up of:
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Proximal end of the filament of stamens attached to the:
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Which one of the following statements is wrong?
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Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxide diffuses into the plant during photosynthesis. Reason out the above statements using one of following options:
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A complex of ribosomes attached to a single strand of RNA is known as:
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Which one of the following is a characteristic feature of cropland ecosystem?
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Which of the following is the most important cause of animals and plants being driven to extinction?
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