In a Two-Point Test-Cross Analysis, a Dihybrid F₁ Fly Is

question 43

Multiple Choice

In a two-point test-cross analysis, a dihybrid F₁ fly is crossed to a __________.

• A)pure-breeding mate with a dominant phenotype (AABB)
• B)pure-breeding mate with a recessive phenotype (aabb)
• C)heterozygote mate (AaBb)
• D)mate that is dominant for one gene and recessive for the other (AAbb or aaBB)
• E)second dihybrid F₁ fly (sibling cross)

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Definitions:

Shallow Encoding

The process of encoding memory based on superficial features like the sound or appearance of words rather than their meanings.

Proactive Interference

The difficulty in learning new information because of the interference of existing similar knowledge or memories.

Retroactive Interference

A phenomenon where newly acquired information interferes with the retention of previously learned information.

Blocking

A phenomenon in learning where an established cue for a particular response prevents the acquisition of the same response to a new cue.