The exchange of segments of non-sister chromatids between chromosomes of a homologous pair is termed
Transformation
Translocation
Crossing over
Chromosomal aberration
Additional Questions
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Lysosomes and ribosomes |
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What is the pattern of inheritance called in which phenotype is influenced by many genes? |
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Test cross of dihybrid ratio 1 : 1 : 1 : 1 then it proves that |
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Select the incorrect statement from the following? |
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Assertion: An organism with lethal mutation may not even develop beyond the zygote stage. Reason: All types of gene mutations are lethal. |
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The F2 generation offspring in a plant showing incomplete dominance, exhibit |
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In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in F1 generation? |
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A common test to find the genotype of a hybrid is by: |
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A person with unknown blood group under ABO system, has suffered much blood loss in an accident and needs immediate blood transfusion. His one friend who has a valid certificate of his own blood type, offers for blood donation without delay. What would have been the type of blood group of the donor friend? |
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Haemophilia is more commonly seen in human males than in human females because |
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