Brainliest and hurrry ! consider the chromosome. which is indicated by the letter a? petit arm queue arm centromere gene

Answer;

petit arm

Explanation;

All human chromosomes have 2 arms, the p (short) arm and the q (long) arm. They are separated from each other only by a primary constriction, the centromere, the point at which the chromosome is attached to the spindle during cell division.

The symbol "p" stands for "petit", small in French, while "q" was chosen merely because it was the next letter in the alphabet.

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explanation:

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".