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Agriculture · Q815

Genetics And Plant Breeding

Graduate and Post Graduate · Agriculture · question 815

Q815

Chromosomes are the smallest during

A.
Prophase
Answer
B.
Metaphase
C.
Anaphase
D.
Telophase

Answer: Option A

Solution

Answer: Option A
Solution:
Chromosomes are the smallest during Prophase.
Prophase is the first stage of cell division in both mitosis and meiosis. The main occurrences in prophase are the condensation of the chromatin reticulum and the disappearance of the nucleolus.
DNA that was replicated in interphase is condensed from DNA strands with lengths reaching 0.7 μm down to 0.2 - 0.3 μm. Therefore the chromosomes are the smallest during this phase.