Why Do Chromosomes Resemble the Letter X When Viewed During

question 46

Multiple Choice

Why do chromosomes resemble the letter X when viewed during metaphase?

• A) Because they all appear and function as X chromosomes at that stage.
• B) Because there are two sister chromatids joined at a point in the middle (the centromere).
• C) Because microtubules encircle and attach pairs of chromosomes to each other at the centromere.
• D) Because each X-shaped structure is actually four chromosomes joined at the centromere.

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Definitions:

Learning

The process of acquiring new knowledge, behaviors, skills, values, or preferences through experience or education.

Misinformation Effect

Occurs when misleading information has corrupted one’s memory of an event.

Retrieval Failure

The inability to recall information from memory, often due to the lack of proper cues or the decay of memory traces.

Encoding Failure

The inability to form new memories because the information was not effectively encoded into long-term memory.