Answer;
D. Meiosis ii of mother
Explanation;
-The non-disjunction occurs in the meiosis II of the mother. This non-disjunction occurs when the two sister chromatids X and X fails to separate during meiosis II and produces an egg having two X chromosomes.
-Klinefelter syndrome is a condition that occurs in males when they have an extra X chromosome. The syndrome is not inherited, but usually occurs as a random event during the formation of reproductive cells (eggs and sperm) that results in the presence of one extra copy of the X chromosome in each cell (47,XXY).
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Answer:
c. 10
Explanation:
The pH scale ranges from 0 to 14.
0 is the most acidic
7 is neutral
14 is the most alkaline
10 is near 14
Fertilization refers to the process of two gametes of opposite sex uniting (option C).
<h3>What is fertilization?</h3>
Fertilization is the process whereby the male gamete unites with the female gamete to form a zygote.
In sexually reproducing organisms, the male organism of a species produces a gamete called sperm cell while the female organism produces egg or ova.
Therefore, it can be said that fertilization refers to the process of two gametes of opposite sex (male and female) uniting.
Learn more about fertilization at: brainly.com/question/9874606
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