<u><em>Naturally acquired active immunity:</em></u> It happens when someone is exposed to a live disease and gets the disease. The person then becomes immune as a result of the first immune response.
It's sort of like a fall and learn to get up for the body.
<em><u>Artificially acquired active immunity</u></em>: It can be isert into the body by a vaccine so you won't get sick. That's why if you get a flu shot, you won't get the flu, if you get a chicken pox vaccine, you won't get the chicken pox.
It's like you're body has a personal guide telling it where and where not to step in order to not fall.
Answer:
The correct answer is (C) A flexible lipid double layer. The cell membrane is often referred to as a "fluid mosaic," a flexible structure
Explanation:
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Natural selection only acts on the population’s heritable traits: selecting for beneficial alleles and thus increasing their frequency in the population while selecting against deleterious alleles and thereby decreasing their frequency
Answer: 2
Explanation: The balanced equation would be: Na2O + H2O -> 2NaOH, meaning that the product (sodium hydroxide) has 2 moles of oxygen atoms.
