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

telophase
telophase

metaphase
metaphase

prophase
prophase

anaphase

GPT-4o mini · Answer

The scientist is likely witnessing **metaphase**. During this phase of mitosis, replicated chromosome pairs (sister chromatids) align in the center of the cell, and the mitotic spindle fibers attach to the kinetochores of the chromosomes.