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: 265

#Section 2: General Biology

Changes in the topology and three-dimensional shape of B-DNA can result from

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#Question id: 268

#Section 2: General Biology

Stem-loop is a type of secondary structure not usually found in

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#Question id: 270

#Section 2: General Biology

 Which is not a difference between RNA and DNA?

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#Question id: 271

#Section 2: General Biology

Which type of RNA carries activated amino acids to the ribosome for assembly into proteins?

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#Question id: 289

#Section 2: General Biology

Which of the following statements describes a covalent bond between Carbon and Hydrogen:

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#Question id: 290

#Section 2: General Biology

Which of the following is a TRUE statement about ionic bonds in protein structure: