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Question 1
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Which of the following pathology terms refers to programmed cell death?
Your Answer: Apoptosis
Explanation:Apoptosis is described as programmed cell death. The cell release certain proapoptotic mediators that regulate this cell death.
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This question is part of the following fields:
- Biochemistry
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Question 2
Correct
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Question 3
Correct
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With regard to the cell cycle. In what phase do chromatids get cleaved into chromosomes and pulled apart?
Your Answer: Anaphase
Explanation:Mitosis is the process during which cell division occurs. It is divided into 4 stages:
– The first stage is the prophase during which the chromosomes condense, mitotic spindles form and the chromosomes pair which each other.
– The second stage is the metaphase during which the chromatids align at the equatorial plane.
– The third stage is the anaphase during which the chromatids are separated into 2 daughter chromosomes.
– The fourth phase is the telophase during which the chromatids decondense and a new nuclear envelop forms around the each of the daughter chromosomes. Cytokinesis is the process during which the cell cytoplasm divides. -
This question is part of the following fields:
- Biochemistry
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Question 4
Correct
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With regard to the cell cycle. In what phase do chromatids get cleaved into chromosomes and pulled apart?
Your Answer: Anaphase
Explanation:G0 is a resting phase. Interphase (G1,S,G2) is where the cell grows and DNA replication occurs forming chromatids. Mitosis is where cell division occurs and this happens in a the following phases: Prophase Chromatin condenses to chromosomes (paired as chromatids). Mitotic spindle forms Metaphase Chromatids align at the equatorial plane AKA the metaphase plate Anaphase Chromatids pulled apart into 2 constituent daughter chromosomes Telophase New nuclear envelopes form around each daughter chromosome Cytokinesis Cells divide Diagram illustrating Mitosis Image sourced from Wikipedia
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This question is part of the following fields:
- Biochemistry
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