Different genetic cross regarding two independently assorting non allelic gene with complete dominance and their phenotypic ratio showed in a following. Which of the following is incorrect combination? 

	Genetic cross		Phenotype ratio
1	AABb X AaBb		3:1
2	Aabb X  AaBb		3:1:3:1
3	AABb X AaBB		1:1
4	Aabb X aaBb		1:1:1:1

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#Question id: 116

#Section 2: General Biology

A compound containing N-acetylneuraminic acid (sialic acid) is:

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#Question id: 117

#Section 2: General Biology

Which of the following is not true of sterols?

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#Question id: 118

#Section 2: General Biology

Which of the following best describes the cholesterol molecule?

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#Question id: 119

#Section 2: General Biology

Tay-Sachs disease is the result of a genetic defect in the metabolism of:

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#Question id: 120

#Section 2: General Biology

Non-steroidal anti-inflammatory drugs (NSAIDS) like aspirin and ibuprofen act by blocking production of:

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#Question id: 121

#Section 2: General Biology

Which of the following molecule is derived from sterols.