The answer is 'The Biosphere.'
Answer:
The correct answer is- Normal vaginal pH is acidic (4 to 5), which protects from infection.
Explanation:
The vaginal part in woman have high tendency to get infection because of moist internal condition and its location but vagina also have a protective mechanism which protect it from the infection.
A woman's vagina contains many species of Lactobacillus genus which secrete lactic acid and hydrogen peroxide that maintains the low pH level in the vagina. So due to this reason, the normal pH of the vagina remains between 4-5 which does not allow pathogenic bacteria to flourish and cause infection.
Answer:
usually a scale used for grams
Explanation:
Answer: Where would the blood come from if there were a blockage just posterior to the middle cerebral artery on the left? If blood could not get to the middle cerebral artery through the posterior circulation, the blood would flow around the circle of Willis to reach that artery from an anterior vessel.
Explanation:
Answer:
What type of plants are extinct?
Explanation:
Prehistoric extinctions
Cooksonia.
Archaefructus.
Abies milleri.
Dillhoffia.
Trochodendron nastae.
Araucaria mirabilis.
Araucarioxylon arizonicum.
Sphenophyllum miravallis.
