Examlex
A shuttle vector is a plasmid that is used to move pieces of DNA among organisms,such as bacterial,fungal,and plant cells.
Stress
A physical, mental, or emotional factor that causes bodily or mental tension, which can come from any event or thought that makes one feel frustrated, angry, or nervous.
Mercury
A chemical element with symbol Hg and atomic number 80, known for being a heavy, silvery d-block element that is liquid at room temperature.
PCBs
Polychlorinated biphenyls, a class of highly toxic chemical compounds used in various industrial applications, now banned or restricted due to environmental and health risks.
Fetal Development
The progressive growth and formation of a fetus inside a woman's uterus, starting from conception to birth.
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