In a species, the weight of newborn ranges from $2$ to $5\; \mathrm{kg} .97 \%$ of the newbom with an average weight between $3$ to $3.3\; \mathrm{kg}$ survive whereas $99 \%$ of the infants born with weights from $2$ to $2.5\; \mathrm{kg}$ or $4.5$ to $5 \;kg$ die. Which type of selection process is taking place?

  • [NEET 2019]
  • A

    Directional Selection

  • B

    Stabilizing Selection

  • C

    Disruptive Selection

  • D

    Cyclical Selection

Similar Questions

Name the type of natural selection depicted in the given diagram (type $I,$ type $II$ and type $III$)

$[Image]$

Type $I$ Type $II$ Type $III$

Random unidirectional change in allele frequencies that occurs by chance in all populations and especially in small populations is known as

  • [NEET 2013]

The frequency of an allele in an isolated population may change due to

Random genetic drift in a population probably results from

  • [AIPMT 2003]

Genetic drift operates in

  • [NEET 2016]