Genetic Manipulation

We are who we are for a huge number of reasons. two person is different not scarce because of the experiences they go by means of; but our genetics also influence who and what we are. Our sex, hair, fell color, production line type, certain disorders, our facial features, h 8, and withal eyesight are exclusively influences by our genetic off up. We receive genes from two of our invokes, which is wherefore we are not incisively like either unrivaled of them. They also give us genes of which they do not show, only carry. To keep back this entropy I used the textbook pages 55-62 in Chapter 3 and denomination 1 and 3 in the annual Editions. We will be presenting this topic on February 24th, 2009. The human trunk is made up of cells; each cell contains 23 pairs of chromosomes. Gametes contain 23 bingle chromosomes in which are the cells that unite at conception from the ova and spermatozoonatozoon; at conception the 23 single chromosomes from each parent combine to form a zygote. Whether the bollocks is going to be potent or fe masculine, is determined by the twenty-third pair, effeminates only carry X chromosomes charm the male carries both the X and Y chromosome, therefore half(prenominal) of the males sperm carries X while the other half carry Y the combination of an XY will give you a male child, while XX will result in a female child.

When a child has similarly many a(prenominal) or too few chromosomes that can be a problem. This is known as a chromosomal error or chromosomal anomaly. peck syndrome is a well-known disorder caused by the child having triplet copies of chromosome 21. One in every eight ! hundred to wizard thousand infants are born with this freakishness (Nightingale & Goodman, 1995). These children give dash distinctive facial features, smaller brains, and often have somatic abnormalities such as heart defects (Haier et al, 1995). Before rendering this segment in our textbook I knew much some this disorder, or so I thought. As I dismount tick off of more I learned; the older the mother women at the time of conception, the higher the risk of the children developing this...

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