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#Question id: 3548


 In a cross between two heterozygotes (Aa), the F2 generation will be

#8. Inheritance Biology
  1. in the ratio 1:3 heterozygous to homozygous 

  2. all heterozygous

  3. in the ratio 1:1 homozygous to heterozygous

  4. in the ratio 1:3 homozygous to heterozygous


Answer:- Option(s): 3


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#Question id: 2965

#2. Cellular Organization

In a diploid cell with 5 chromosome pairs (2n = 10), how many centromeres will be found in a nucleus at G2 of the cell division cycle?

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#Question id: 10978

#7. System Physiology – Animal

Which of the following events occurs at the end of the period of ventricular ejection?

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#Question id: 23315

#Aptitude

A child is a back -bencher and is unable to watch the black-board clearly, therefore he stands, see and sit repeatedly. It disturbs the nearby classmates, what inference will you draw with reference to the student's difficulty?

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#Question id: 2922

#2. Cellular Organization

Human genes/proteins that regulate the cell cycle are most easily isolated by:

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#Question id: 5040

#5. Developmental Biology

 The establishment of the anterior-posterior or dorsal-ventral body axes is called:

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