A patient with a neurodegenerative disease show degeneration of the amygdala making them more likely to forget a (n) emotionally traumatic event
The neurodegeneration is the progressive loss of structure or function of neurons which include even death of neurons which is characterized by loss of memory. Emotionally trauma is damage of the mind as a result of severely distressing event
A lysosome is a membrane-bound cell organelle that contains digestive enzymes. Lysosomes are involved with various cell processes. They break down excess or worn-out cell parts. They may be used to destroy invading viruses and bacteria, A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products. In plant cells, vacuoles help maintain water balance.
Answer:
Differential reproduction leads to a change in allele frequencies over time. This occurs because of natural selection favoring "successful" individuals that produce more viable offspring.
The sickle-cell allele is maintained in populations exposed to malaria through balancing selection, since heterozygous individuals have protection against the disease.
