a. Explain briefly the following terms:
i. gene;
ii. Hybrid;
iii. Trait.
(b) Two heterozygous yellow flowers are crossed. Using a genetic diagram, state the phenotypic and genotypic ratios of the first filial generation.
(c) State four transmitted characters in plants.
i. gene;
ii. Hybrid;
iii. Trait.
(b) Two heterozygous yellow flowers are crossed. Using a genetic diagram, state the phenotypic and genotypic ratios of the first filial generation.
(c) State four transmitted characters in plants.
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Correct Answer: Option n
Explanation:
(a) of terms
(i) Gene; Is a unit of heredity/genetic material; composed of DNA; located on the chromosome.
(ii) Hybrid Is an offspring; formed from a cross between parents that are genetically different but of same species.
(iii) Trait Is a feature/character; that is possessed by an organism; and can be transferred from parents to offspring.
(b)
(c) Transmittable characters in plants
Type of seed
Size of fruit
Colour of flower
Colour of leaf
Height of plant
Texture of seed coat
Size of plant
Leaf shape
Any correctly named transmittable character
(a) of terms
(i) Gene; Is a unit of heredity/genetic material; composed of DNA; located on the chromosome.
(ii) Hybrid Is an offspring; formed from a cross between parents that are genetically different but of same species.
(iii) Trait Is a feature/character; that is possessed by an organism; and can be transferred from parents to offspring.
(b)
(c) Transmittable characters in plants
Type of seed
Size of fruit
Colour of flower
Colour of leaf
Height of plant
Texture of seed coat
Size of plant
Leaf shape
Any correctly named transmittable character