A scientist looks into a microscope and sees that replicated chromosome pairs are lined up in the center of a cell. The scientist then sees the mitotic spindle from each side of the cell attach to a chromosome. Which mitotic phase is the scientist likely witnessing?(1 point)

Question

A scientist looks into a microscope and sees that replicated chromosome pairs are lined up in the center of a cell. The scientist then sees the mitotic spindle from each side of the cell attach to a chromosome. Which mitotic phase is the scientist likely witnessing?(1 point)
Responses

metaphase
metaphase

anaphase
anaphase

prophase
prophase

telophase

GPT-4o mini · Answer

The scientist is likely witnessing **metaphase**. During metaphase, replicated chromosome pairs are lined up at the cell's equatorial plate, and the mitotic spindle fibers attach to the centromeres of the chromosomes.