A Large Population of Laboratory Animals Has Been Allowed to Breed

question 59

Multiple Choice

A large population of laboratory animals has been allowed to breed randomly for a number of generations. After several generations, 25% of the animals display a recessive trait (aa) , the same percentage as at the beginning of the breeding program. The rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants.
What is the most reasonable conclusion that can be drawn from the fact that the frequency of the recessive trait (aa) has not changed over time?

• A) The two phenotypes are about equally adaptive under laboratory conditions.
• B) The genotype AA is lethal.
• C) There has been a high rate of mutation of allele A to allele a.
• D) There has been sexual selection favouring allele a.

Differentiate between the types of senses based on their reception and processing methods.

Understand the concept of organizational commitment.

Identify key contributors to organizational commitment.

Describe the consequences of organizational commitment.

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Definitions:

Sale on Approval

A transaction agreement where the buyer has the right to return the item within a specified period if it does not meet their satisfaction.

Title

The formal right of ownership of property, which may include real estate or vehicles, among others.

Possession

The act of having physical control or ownership of an object or property.

Risk of Loss

A legal term that determines who bears the cost of damage to goods during a transaction or transportation before the purchaser receives them.