Examlex
What molecular events occur when a B cell encounters its cognate antigen for the first time? Describe the events occurring both inside and outside the cell membrane.
Natural Fertility
The level of fertility achieved without the use of contraceptive methods, reflecting the biological limits of human reproduction.
Estrogen
A group of steroid hormones that promote the development and maintenance of female characteristics of the body.
Alzheimer's Disease
A condition marked by progressive deterioration of the nervous system, leading to loss of memory, decline in thinking abilities, and alterations in personality.
Progressive Brain Disorder
A category of neurological disorders that worsen over time, affecting cognitive functions, motor skills, and various brain functions.
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