i) Point mutations are a large category of mutations that describe a change in single nucleotide of DNA, such that that nucleotide is switched for another nucleotide, or that nucleotide...
Natural selection can maintain balanced polymorphisms. A balanced polymorphism is one in which two or more phenotypes are maintained in fairly stable proportions over many generations. Natural selection preserves balanced...
Phenotypic ratio; 1:1Genotype ratio; 1:1Explanation;Phenotype being the observable characteristic of an individual, the resulting offsprings will be 2 black and 2 brown dogs hence a ratio of 1:1Genotype being the genetic...
Almond shape eyes - dominant trait, let it be Rround shape eyes - recessive trait, so it will be rThe cross : RR * rrOffspring: Rr (so the phenotype -...
Above the upper lethal temperature, an endotherm’s metabolic rate increases to expend energy that will be used to lose heat. As a result, increased metabolic rate causes sweating that stimulates...
Point and Chromosomal mutation Substitution and Insertion When a variant alters a protein that plays a critical role in the body, it can disrupt normal development or cause a health...
If the traits are inherited as dominant and recessive, the F1 offspring will all exhibit the same phenotype as the parent homozygous for the dominant trait.
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