Given That a Human Normally Contains 46 Chromosomes, Give the Chromosome

question 22

Essay

Given that a human normally contains 46 chromosomes, give the chromosome number for each of the following conditions:
Turner syndrome (female, no Barr bodies) Klinefelter syndrome (male, one Barr body) triploid
Down syndrome (trisomic) trisomy 13

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Definitions:

Prenatal Period

The prenatal period is the developmental stage that occurs from conception to birth, encompassing the growth and development of a fetus inside the mother's womb.

Alcohol

A chemical compound that is commonly found in drinks like beer, wine, and spirits, known for its psychoactive effects on the human body.

Tobacco

A plant whose leaves are harvested and processed for smoking, chewing, or snuff; its use is associated with various health risks.

Maternal Alcohol Consumption

The intake of alcohol by a pregnant woman and its potential effects on the fetus, which can include a range of developmental disorders and birth defects summed up under the term fetal alcohol spectrum disorders (FASD).