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TLS Online TPP Program

#Question id: 3488

According to Hamiltonʹs rule,

#Unit 11. Evolution and Behavior

  1. natural selection does not favor altruistic behavior that causes the death of the altruist.

  2. natural selection favors altruistic acts when the resulting benefit to the beneficiary, correct for relatedness, exceeds the cost to the altruist.

  3. natural selection is more likely to favor altruistic behavior that benefits an offspring than altruistic behavior that benefits a sibling.

  4. the effects of kin selection are larger than the effects of direct natural selection on individuals.

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TLS Online TPP Program

#Question id: 26814

#Unit 8. Inheritance Biology

Phenotypic variation is analyzed for milk production in a herd of dairy cattle and the following variance components are obtained: Additive genetic variance= 0.4, Dominance genetic variance= 0.1, Genic interaction variance= 0.2, Environmental variance= 0.5, Genetic−environmental interaction variance= 0.0,  the heritability (H2) of milk production is___
1.20
TLS Online TPP Program

#Question id: 26815

#Unit 8. Inheritance Biology

Deletion in long arm of chromosome number 15, that leads to cause syndrome;
TLS Online TPP Program

#Question id: 26816

#Unit 8. Inheritance Biology

Deletion causing lethality, if the deletion in 
TLS Online TPP Program

#Question id: 26817

#Unit 8. Inheritance Biology

There is deletion in the heterozygous condition of the gene on to the recessive allele, if it is the case of complete dominance then, which type of differences takes place within the function of gene as compare to the wild type gene ?
TLS Online TPP Program

#Question id: 26818

#Unit 8. Inheritance Biology

A mutant phenotype is produced by an individual of the blood group AB, due to some genetics effect  it produces only one copy of the gene another  copy of the gene is missing. this condition is known as
TLS Online TPP Program

#Question id: 26819

#Unit 8. Inheritance Biology

Deletions or Large aberrations can be detected by examination of mitotic chromosomes for high resolution of banding pattern with banding agent such as