Answer:You can get infected by swallowing Shigella. Some ways Shigella can get into your mouth are:
Getting Shigella on your hands and touching your mouth. Shigella can get on your hands by:
Touching surfaces, such as toys, bathroom fixtures, changing tables, and diaper pails contaminated with Shigella bacteria from someone with an infection.
Changing the diaper of a child with a Shigella infection.
Taking care of a person with an infection, including cleaning up after the person uses the toilet.
Eating food prepared by someone with a Shigella infection.
Swallowing recreational water, such as lake water or improperly treated swimming pool water.
Swallowing contaminated drinking water, such as water from a well that’s been contaminated with sewage or flood water.
Exposure to stool (poop) during sexual contact with someone with a Shigella infection or who has recently recovered from a Shigella infection.
Explanation:
Answer is the amount of genetic variation in a population Natural selection gets impacted by environmental factors.
The environmental factors increase or decrease the quantum of genetic variation in a population. Genetic diversity increase due to sudden and permanent change in the gene or DNA. This change is called mutation. Decrease in genetic diversity may occur when a specific allele reduces the chances of individual with that trait to reproduce. Individual with decreased genetic variation often dies before producing offspring through reproduction.
It is a vestigial Structure.
Explanation:
Answer:
mutation of a Glu that is found in the hydrophobic core to a Leu
Explanation: