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Author Question: Two bacterial strains have the same genes for metabolizing a carbohydrate, but one is wild-type for ... (Read 36 times) |
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.