Occasionally, a Homologous Chromosome Pair Fails to Separate During Anaphase

question 80

Short Answer

Occasionally, a homologous chromosome pair fails to separate during anaphase I of meiosis. One of the resulting cells lacks a copy of this chromosome, whereas the other contains both members of the homologous pair. These cells are called _______ cells.

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Definitions:

Poisson Probability

A distribution used to predict the probability of a given number of events happening in a fixed interval of time or space, given a constant mean rate of occurrence.

Defects

Imperfections or faults in a product or process that deviate from desired performance or specification.

Normal Distribution

This denotes a probability distribution with symmetry at the mean, proving that nearer-to-mean data points occur more regularly than those farther away.

Mean

The mean of a collection of numbers, found by dividing their total sum by the quantity of numbers in the set.