NEET Biology question
Match the following columns.
| Column-I | Column-II | |---|---| | (A) XX-XO method of sex determination | (1) Female heterogametic | | (B) 1.5 X/A ratio | (2) Turner's syndrome | | (C) Karyotype 45 | (3) Hemiptera | | (D) ZW-ZZ method of sex determination | (4) Metafemale |
Answer: (A)
Solution
The XX-XO method of sex determination is classically seen in the insect order Hemiptera (true bugs) (A-3); an X:autosome ratio of 1.5 corresponds to a metafemale (B-4); a human karyotype of 45 chromosomes
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