Answer: ½ Rr (pink) ½ RR (red) b. rr × Rr gametes: Rr: ½ R, ½ r rr: all roffspring: ½ Rr (pink) ½ rr (white) c. RR × rr gametes: rr: all r RR: all Roffspring: all Rr (pink) d. Rr × Rr gametes: Rr: ½ R, ½ r for each parent offspring: ½ Rr (pink) ¼ RR (red) ¼ rr (white)
Explanation:
Answer: A (colored feathers.)
Explanation: There are many birds with colors that are variously different on the Galapagos.
So, Darwin carefully observed the finches of the Galapagos island. What he noticed was that they were similar to the mainland finches, but each island finch has different colored feathers.
Awnser : C Lacks genetic variation
Explanation : The major disadvantages of asexual reproduction are: Lack of diversity. Since the offsprings are genetically identical to the parent they are more susceptible to the same diseases and nutrient deficiencies as the parent. All the negative mutations persist for generations.