What sex decides height

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Before your child was even born, you probably wondered about their hair color, eye color, and height. Most people in a certain family will grow at similar rates and be of similar height. If a child has certain medical conditions, it can affect their growth.

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There's no proven way to predict a child's adult height. However, several formulas can provide a reasonable guess for child growth. Here's a popular example:.

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Genetics is rarely all or nothing. In almost every case your version of a gene will give you an increased or a lowered chance of a particular outcome like becoming obese but that outcome is not certain. Your other genes and environmental influences, such as how much you eat and exercise, all work together to determine how you end up.

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Genes say: jeenz play an important role in determining physical traits — how we look —and lots of other stuff about us. They carry information that makes you who you are and what you look like: curly or straight hair, long or short legs, even how you might smile or laugh. Many of these things are passed from one generation to the next in a family by genes. Genes carry the information that determines your traits say: trateswhich are features or characteristics that are passed on to you — or inherited — from your parents.

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How it works. How are genes inherited? During conception, one of each pair of chromosomes is passed on from the mother and the father.

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DNA contains all the information needed to build your body. Did you know that your DNA determines things such as your eye color, hair color, height, a nd even the size of your nose? The DNA in your cells is respons ible for these physical attribute as well as many others that you will soon see.

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Put down the rulers, guys — whether your penis is the "right" size depends on the proportions of the rest of your body, a new study finds. Women rate men with larger penises more attractive, but the returns on bigger genitals start to decrease at a flaccid length of 2. What's more, larger penises gave tall men a bigger attractiveness boost than shorter men.

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Chromosomes are thread-like molecules that carry hereditary information for everything from height to eye color. They are made of protein and one molecule of DNA, which contains an organism's genetic instructions, passed down from parents. In humans, animals, and plants, most chromosomes are arranged in pairs within the nucleus of a cell.

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Human height or stature is the distance from the bottom of the feet to the top of the head in a human bodystanding erect. It is measured using a stadiometer[1] usually in centimetres when using the metric system[2] [3] or feet and inches when using the imperial system. A particular genetic profile in men called Y haplotype I-M is correlated with height.

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Many people already know that pregnancy risks tend to increase as women move through their 30s. But new indications suggest the father's age could matter just as much, with one of the most recent studies saying that kids born to older fathers tend to be taller, but with higher cholesterol. The researchers found a somewhat grey area in which results overlapped when the fathers were between 31 and 35 years old.

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