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Which one of the following conditions correctly discribes the manner of determining the sex in the given example?
Options
(a) Homozygous sex chromosomes (ZZ) determine female sex in birds
(b) XO type of sex chromosomes determine male sex in grasshopper
(c) XO conditions in human as found in Turner syndrome, determines female sex
(d) Homozygous sex chromosomes (XX) produce male in Drosphila
Correct Answer:
XO type of sex chromosomes determine male sex in grasshopper
Explanation:
In grasshopper the males lack a Y-sex chromosome and have only an X-chromosome. They produce sperm cells that contain either an X chromosome or no sex chromosome , which is designated as O.
Related Questions: - The difference between RNA and DNA is because of
- Bowman’s glands are located in the
- In expiration condition diaphragm becomes
- Which of these statements is incorrect
- The supportive skeletal structures in the human external ears and in the nose tip
Topics: Genetics
(204)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The difference between RNA and DNA is because of
- Bowman’s glands are located in the
- In expiration condition diaphragm becomes
- Which of these statements is incorrect
- The supportive skeletal structures in the human external ears and in the nose tip
Topics: Genetics (204)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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