I think the answer is true..
So its acquired immunity and the cells responsible are the B lymphocytes that produces antibodies against the virus. Memory is keep since first encounter of the virus by the immune system by way of the antibodies that was initially produced. The antibodies are there already, which makes it fast to act upon when expose again.
Answer:
True. The impaled object should NOT be removed, and you should seek medical attention as soon as possible.
Explanation:
Answer: fortified food have extra or added nutrients. such as vitamin A and C, ect.
enriched foods also have added nutrients but were already in the food in its original form. but certain vitamins were added after the bleaching process.
Explanation:
The answer would be enzyme because vitamin D is a protein enzyme
