62. Those who are known to be 47 XXX (Triplo-X) generally a) are males with many female traits b) female with many male

[answerhappygod]

62 Those Who Are Known To Be 47 Xxx Triplo X Generally A Are Males With Many Female Traits B Female With Many Male 1 (86.26 KiB) Viewed 54 times

62. Those who are known to be 47 XXX (Triplo-X) generally a) are males with many female traits b) female with many male traits c) are female mostly normal but with some fertility problems d) are hemophiliacs The following choices are for questions 63 through 66 A) X-Linked Recessive B) Autosomal Recessive C) X-Linked Dominant D) Autosomal Dominant 63. Most affected individuals have two normal parents, and it tends to skip a generation 2 Matings between two normal heterozygotes should produce an approximately 3-1 ratio of normal progeny 3. When both parents are affected (homozygous) for the trait, all progeny usually exhibit the trait 4. Because the trait is autosomal, it is expressed in male and female in equal numbers 64. 1. Affected males produce all affected daughters and no affected sons 2 Heterozygous affected female will transmit the trait to half her children, males and females equally 3. On average, twice as many females as males are affected 65. 1. Every affected person in the pedigree must have at least one affected parent 2. The trait usually does not skip generations 3. On average, an affected heterozygous individual will transmit to half of his or her progeny 66. 1. Many more males than females should exhibit the trait due to different number of X chromosomes in the two sexes. 2. All the sons of an affected (homozygous mutant) mother should show the trait because males receive their only X chromosome from their mothers. 3. The sons of heterozygous (carrier) should show an approximately 1:1 ratio of normal individuals to affected individuals 4. Daughters of affected males are usually heterozygous and therefore unaffected - Sons of heterozygous females have a 50% chance of receiving the recessive trait