Biology

Biology, 08.07.2019 04:00, treviam963

White blood cells that fights pathogens and other forgiven organisms made in the thymus

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Biology, 21.06.2019 23:50, jennamae9826

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

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Health, 29.07.2019 17:40, dai77

Which describes how the body’s immune system works? red blood cells, or t cells, multiply pathogens and create more infection. white blood cells, or b cells, multiply pathogens and create more infection. white blood cells, called lymphocytes, destroy pathogens and protect against future infections. lymph nodes produce antibodies that kill pathogens and protect against future infections.

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Biology, 08.08.2019 20:20, shawn20034

Some white blood cells release chemicals upon encountering a pathogen. these chemicals attract other white blood cells to the point of infection. which of the following statements explains the feedback loop that occurs and predicts what would likely happen if the number of pathogens entering the body increases? this is positive feedback. fewer white blood cells will be attracted to the site as the number of pathogens in the body increases. this is negative feedback. fewer white blood cells will be attracted to the site as the number of pathogens in the body increases this is positive feedback. more white blood cells will be attracted to the site as the number of pathogens in the body increases. this is negative feedback. more white blood cells will be attracted to the site as the number of pathogens in the body increases.

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Biology, 15.10.2019 20:00, dothework

Our blood is made up of red blood cells, white blood cells, platelets and plasma. the red blood cells can have proteins on the surface of the cells that put them into certain blood groups. when a person with a- blood accidentally receives a donation of b+ blood, a life-threatening situation occurs. what statement supports this explanation? a) white blood cells attack the foreign red blood cells and cause them to die. b) white blood cells produce a antibodies (anti-a) that agglutinate the red blood cells. c) white blood cells produce antibodies called anti-o that agglutinate both of the red blood cells. eliminate d) white blood cells produce b and rh antibodies (anti-b and anti-d) that agglutinate the red blood cells.

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