When a Nucleus at Rest Spontaneously Splits into Fragments of Mass

question 60

Multiple Choice

When a nucleus at rest spontaneously splits into fragments of mass m₁ and m₂, the ratio of the velocity of m₁ to the velocity of m₂ is

• A) .
• B) .
• C) −1.
• D) .
• E) .

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Definitions:

Self-incompatibility Genes

Genetic mechanisms in plants that prevent inbreeding and promote cross-pollination by inhibiting fertilization by pollen from the same or closely related individuals.

Sexual Reproduction

Sexual reproduction is a biological process where organisms produce offspring through the combination of genetic materials from two different cells.

Fusion

The process or result of joining two or more things together to form a single entity.

Polar Nuclei

In plants, the two nuclei in the central cell of the female gametophyte that fuse with one sperm nucleus to form the triploid endosperm, nourishing the developing embryo.