A hydrogen bond forms from the attractive force between a hydrogen atom covalently bonded to a very electronegative atom.
When particles spread out it is called diffusion.
Change in the external Environment may resulted in the changing in the population of beetles.
Answer:
One example of a recessive inherited trait is a smooth chin, as opposed to a dominant cleft chin. Let (S) represent the dominant allele, and (s) represent the recessive allele. Only (ss) individuals will express a smooth chin. To determine the probability of inheritance of a smooth chin (or any other recessive trait), the genotypes of the parents must be considered. If one parent is heterozygous (Ss) and the other is homozygous recessive (ss), then half of their offspring will have a smooth chin.
Explanation:
