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1.3
Indicate whether each of the descriptions in COLUMN I applies to A ONLY,
B ONLY, BOTH A AND B or NONE of the items in COLUMN II. Write A only,
B only, both A and B or none next to the question numbers (1.3.1 to 1.3.3)
in the ANSWER BOOK
Thats how your instructions will be in the exam, for this exam practice, just select the correct answer.
1.3.1
1.3
Indicate whether each of the descriptions in COLUMN I applies to A ONLY,
B ONLY, BOTH A AND B or NONE of the items in COLUMN II. Write A only,
B only, both A and B or none next to the question numbers (1.3.1 to 1.3.3)
in the ANSWER BOOK
Thats how your instructions will be in the exam, for this exam practice, just select the correct answer.
1.3.2
1.3
Indicate whether each of the descriptions in COLUMN I applies to A ONLY,
B ONLY, BOTH A AND B or NONE of the items in COLUMN II. Write A only,
B only, both A and B or none next to the question numbers (1.3.1 to 1.3.3)
in the ANSWER BOOK
Thats how your instructions will be in the exam, for this exam practice, just select the correct answer.
1.3.3
1.4
Moyamoya is a disorder caused by a dominant allele (R). This disorder
damages the arteries supplying blood to the brain.
The pedigree diagram below shows the inheritance of Moyamoya in a family
1.4.1 How many generations are represented in the diagram?
1.4
Moyamoya is a disorder caused by a dominant allele (R). This disorder
damages the arteries supplying blood to the brain.
The pedigree diagram below shows the inheritance of Moyamoya in a family
1.4.2 Give the:
(a) LETTER(S) of unaffected males
1.4
Moyamoya is a disorder caused by a dominant allele (R). This disorder
damages the arteries supplying blood to the brain.
The pedigree diagram below shows the inheritance of Moyamoya in a family
1.4.2 Give the:
(b) Genotype of individual A
1.4
Moyamoya is a disorder caused by a dominant allele (R). This disorder
damages the arteries supplying blood to the brain.
The pedigree diagram below shows the inheritance of Moyamoya in a family
1.4.2 Give the:
(c) LETTER(S) of individuals not biologically related to A and B
1.5
The diagram below represents part of an abnormal human karyotype
1.5.1 How many autosomes are shown in the diagram?
1.5
The diagram below represents part of an abnormal human karyotype
1.5.2 Name the type of chromosomes represented by pair 23.
1.5
The diagram below represents part of an abnormal human karyotype
1.5.3 Name the:
(a) Disorder represented in the diagram
1.5
The diagram below represents part of an abnormal human karyotype
1.5.3 Name the:
(b) Process during anaphase of meiosis that resulted in the
abnormal number of chromosomes in this karyotype
1.5
The diagram below represents part of an abnormal human karyotype
1.5.4
State the gender of the person represented in this karyotype.
1.6
In rabbits, brown fur (B) is dominant to white fur (b) and long ears (E) is
dominant to short ears (e).
A rabbit, that is heterozygous for both characteristics, is crossed with a white
rabbit with short ears.
1.6.1 Name the type of cross represented.
1.6
In rabbits, brown fur (B) is dominant to white fur (b) and long ears (E) is
dominant to short ears (e).
A rabbit, that is heterozygous for both characteristics, is crossed with a white
rabbit with short ears.
1.6.2 Give the:
(a) Phenotype of a rabbit that is dominant for both characteristics
1.6
In rabbits, brown fur (B) is dominant to white fur (b) and long ears (E) is
dominant to short ears (e).
A rabbit, that is heterozygous for both characteristics, is crossed with a white
rabbit with short ears.
1.6.2 Give the:
(b) Genotype of the white rabbit with short ears
1.6
In rabbits, brown fur (B) is dominant to white fur (b) and long ears (E) is
dominant to short ears (e).
A rabbit, that is heterozygous for both characteristics, is crossed with a white
rabbit with short ears.
1.6.2 Give the:
(c) Genotype of the gametes of a heterozygous brown rabbit with
short ears