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Which quantum number determines the energy of an electron in a hydrogen atom?
Abnormal Sperm
Sperm with atypical features, such as irregular shape, poor motility, or compromised viability, which may affect male fertility.
Placenta
An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to and removing waste from the developing fetus through the umbilical cord.
Nicotine
A potent chemical found in tobacco products that is addictive and can have harmful effects on the body.
Carbon Monoxide
A colorless, odorless gas produced by burning carbon-based fuels, which can be harmful or fatal when inhaled in large quantities.
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