Question
Number correct: 2 Number incorrect: 0 What is true about the cell pictured below and how do you know? A. It is in prophase because the nucleus and nucleolus are still visible. B. It is in metaphase because chromosomes are visible. C. It is in interphase because the nucleus and nucleolus are still visible D. It is in prophase because the spindle fibers are visible.
Answer
4.4
(236 Votes)
Xenia
Veteran · Tutor for 11 years
Answer
To determine the phase of the cell cycle that the cell in the image is in, we need to consider the details provided and the characteristics of each phase.Step 1: Analyze the details provided.- The image depicts a double-layered ring with a blue shadow in the center.Step 2: Match the details to the characteristics of the cell cycle phases.- A double-layered ring could suggest the formation of the nuclear envelope or its breakdown, depending on the context.- A blue shadow in the center might represent the nucleus or the condensed chromosomes.Step 3: Evaluate each answer choice.A. It is in prophase because the nucleus and nucleolus are still visible.- In prophase, the nuclear envelope begins to break down, and the nucleolus typically disappears. However, chromosomes start to condense and become visible.B. It is in metaphase because chromosomes are visible.- In metaphase, chromosomes line up at the metaphase plate (the cell's equator), and they are indeed visible. However, the description does not mention a line-up of chromosomes.C. It is in interphase because the nucleus and nucleolus are still visible.- During interphase, the cell is not actively dividing, and the nucleus and nucleolus are visible. The DNA is not condensed into visible chromosomes.D. It is in prophase because the spindle fibers are visible.- In prophase, spindle fibers begin to form, but the description does not mention spindle fibers.Step 4: Extract the final answer.Based on the details provided, the most accurate statement is:C. It is in interphase because the nucleus and nucleolus are still visible.The description does not mention visible chromosomes or spindle fibers, which would be indicative of prophase or metaphase. The presence of a nucleus and nucleolus suggests that the cell is not yet in the stages of mitosis where these structures break down or disappear. Therefore, the cell is likely in interphase.Final Answer: C. It is in interphase because the nucleus and nucleolus are still visible.