A spotted rabbit, when crossed with a solid-colored rabbit produced all spotted offspring. When these F1 rabbits were crossed among themselves they produced 32 spotted rabbits and 10 solid rabbits. a) Which of these characters is dependend upon a dominant gene?b) how many of the rabbits which were spotted in […]

General Biology: Human Perspectives My Crazy Stress Hormones! Annie is a new district attorney (DA) for her county and she has her first day in court. She walks into the courtroom and sits at the plaintiff’s table. She feels pretty relaxed and is excited about her first case as a […]

The table below gives the Z scores for four different marker loci (A, B, C and D) with respect to possible linkage to a monogenic, fully penetrant trait. E 0 0.05 0.1 0.15 0.2 Z(A) -3.0 -2.0 -1 0 0.3 Z(B) 0.1 0.2 1.0 0.6 0.3 Z(C) 4.0 3.0 2.0 […]

Q1. Johnny, a 5-year-old boy, has been growing by leaps and bounds; his height is 100 percent above normal for his age. He has been complaining of headaches and vision problems. A CT scan reveals a large pituitary tumour. 1) What is the possible cause of the excessive growth? 2) […]