16.5 Variation in Chromosome Structure and Number

student

What is using a microscope? Answer with a single words or term.

Polyploidy

________ is beneficial in plants, but aneuploidy to opposite poles can cause the poles to move farther apart.

environmental conditions

What are harsher at metaphase? Answer with a single words or term.

Sev

What is used by geneticists a lot? Answer with a single words or term.

Nondisjunction

________ is an event in which the chromosomes a pair of identical sister chromatids that remain attached to each do not separate properly during cell division.

Geneticists

________ have discovered that there are four ways in which the structure of a chromosomes can be changed.

Researchers

________ want to understand the mechanisms that cause these variations.

protists

Who are haploid- dominant? Answer with a single words or term.

karyotype

What is a micrograph that shows the alignment of chromosomes? Answer with a single words or term.

cell cycle

What is important because of the checkpoint? Answer with a single words or term.

Turner syndrome

________ can be caused by alterations in the number of chromosomes.

Plants

What are in a row along the metaphase plate? Answer with a single words or term.

Organisms

________ have different numbers of chromosomes.

Ploidy

What is the relationship between certain disorders in humans? Answer with a single words or term.