1. In which phase do cells rest?
A. Metaphase
B. Anaphase
C. Prophase
D. Interphase
2. Which of the following correctly orders events during mitosis?
A. The mitotic spindle attaches to chromosomes. Microtubules organize the chromosomes. The nuclear membrane dissolves
B. The nuclear membrane dissolves. Microtubules organize the chromosomes. The mitotic spindle attaches to chromosomes.
C. Microtubules organize the chromosomes. The nuclear membrane dissolves. The mitotic spindle attaches to chromosomes.
D. The nuclear membrane dissolves. The mitotic spindle attaches to chromosomes. Microtubules organize the chromosomes.
3. In what phase of mitosis do chromosomes split into sister chromatids?
A. Cytokinesis
B. Telophase
C. Anaphase
D. Prophase
4. Which type of stem cell is able to differentiate into any cell type, including extraembryonic placental cells?
A. pluripotent cells
B. embryonic cells
C. multipotent cells
D. totipotent cells
5. Which correctly describes sister chromatids?
A. They form during metaphase when DNA is being replicated.
B. They make up the mitotic spindle within the cell.
C. They are the daughter cells that form during cell replication.
D. They are part of the lined-up chromosomes in mitosis.
1. D. Interphase
2. B. The nuclear membrane dissolves. Microtubules organize the chromosomes. The mitotic spindle attaches to chromosomes.
3. C. Anaphase
4. A. pluripotent cells
5. D. They are part of the lined-up chromosomes in mitosis.