There Are Several Species of Grain Beetles That Can Live

question 70

Multiple Choice

There are several species of grain beetles that can live on dry meal obtaining water mostly as metabolic water.Many of these beetle species are grain pests that do considerable damage to stored grain.You set up a dozen jars of dry meal and introduce fifty individuals of each species to each jar,being careful to have half of each species from each sex.The food supply is sufficient to last for a year and the size is adequate so that wastes do not become toxic.Most likely,examination of the jars in six months will find

• A) a totally random variation in numbers of both beetles.
• B) only one species per jar, similar to the classic experiment with paramecia.
• C) the same ratio of beetles as when you started about half from each species.
• D) only dead beetles in all jars due to intense competition for the niche.
• E) half the jars with more of one species and the other half of the jars will have more of a second species of beetle.

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Definitions:

Turner Syndrome

A chromosomal disorder found among females that is caused by having a single X sex chromosome and is characterized by infertility.

Chromosomal Pattern

The specific arrangement and number of chromosomes found within an organism's cells, crucial for determining genetic traits.

Huntington's Disease (HD)

A genetic disorder causing the progressive breakdown of nerve cells in the brain, leading to physical, cognitive, and emotional symptoms.

Phenylketonuria (PKU)

A genetic abnormality in which phenylalanine builds up and causes intellectual disabilities.