Question

1. differentiate between menarch and menopause .
2. write a short note on sex determination in the unborn baby.​

Answer 1

Answer:

Key Differences Between Menarche and Menopause

Menarche is the starting stage, while menopause is the ending stage of the menstrual cycle in females. ... Menarche shows the beginning of the reproductive cycle of the females, whereas menopause shows the end of the reproductive period of the females.

Explanation:

Sex determination in the unborn baby. The sex of the unborn baby is determined by the sex chromosomes of the father. ... An egg will always have an X chromosome. Therefore, if the sperm contributes X chromosome then the baby will be a female (XX) and if the sperm contributes the Y chromosome, the baby will be a male (XY).

Answer 2

Answer:

QUESTION:

write a short note on sex determination in the unborn baby.

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☞Sex determination in the unborn baby. The sex of the unborn baby is determined by the sex chromosomes of the father. ... An egg will always have an X chromosome. Therefore, if the sperm contributes X chromosome then the baby will be a female (XX) and if the sperm contributes the Y chromosome, the baby will be a male (XY).

QUESTION

differentiate between menarch and menopause

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☞Menarche is the starting stage, while menopause is the ending stage of the menstrual cycle in females. ... Menarche shows the beginning of the reproductive cycle of the females, whereas menopause shows the end of the reproductive period of the females.