Immediately After Fertilization of a Drosophila Egg,the Zygote Nucleus Undergoes

question 25

Multiple Choice

Immediately after fertilization of a Drosophila egg,the zygote nucleus undergoes a series of divisions.Subsequent nuclear migration generates a(n) ________.

• A) syncytium
• B) maternal effect
• C) homeodomain
• D) zygote
• E) cleavage nucleus

---

Definitions:

Generalization

The process by which an organism responds similarly to different stimuli that are similar to the conditioned stimulus in classical conditioning.

Spontaneous Recovery

The reappearance of a conditioned response after a period of its extinction or reduction, without further conditioning.

Conditioned Stimulus

An initially indifferent stimulus which, after being combined with an unconditioned stimulus, triggers a conditioned response.

Unconditioned Stimulus

In traditional conditioning, a stimulus instinctively and spontaneously elicits a response without needing any previous learning.