Read the following statements and select the correct statements.
I. Subsequent encounter with t... VIDEO
Read the following statements and select the correct statements.
I. Subsequent encounter with the same pathogen for the second time elicits a highly intensified secondary immune response.
II. The vaccines generate B and T-cells that recognise the pathogen quikly on subsequent exposure and overwhelm the invaders with massive production of antibodies.
(a) Both statements I and II are correct
(b) Statement I is correct, but II is incorrect
(c) Statement I is incorrect, but II is correct
(d) Both statements I and II are incorrect
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2022-10-26 Lack of oxygen in muscles often leads to cramps in the legs of sprinters. This is due to conversi... 2022-10-26 An organism X having breathing organs A lives on land. When organism X goes under water, it canno... 2022-10-26 Which of the following is known as the energy currency of cells in biology?
(a) DTP
(b) PDP
(c) ATP 2022-10-26 Which of the following increases in muscle cells when they are lacking in oxygen?
(a) carbon diox... 2022-10-26 Select the true statements.
I. Cancer detection is based on biopsy and histopathological study o... 2022-10-26 (a) Describe the parts of our tooth with the help of a labelled diagram.
(b) What is meant by den... 2022-10-26 A, B and C are three living organisms. The organism A is a unicellullar fungus which can live wit... 2022-10-26 There are five animals P, Q, R, S and T. The animalalways lives in water and has gills for breath... 2022-10-26 (a) What is atmospheric refraction? What causes atmospheric refraction?
(b) Why do stars twinkle ... 2022-10-26 Some sugar solution is taken in a test-tube and a little of substance X in powder form is added t... 2022-10-26 Read the following statements and select the correct statements.
I. Subsequent encounter with t... 2022-10-26 In each of the following questions, a statement of Assertion (A) is given followed by correspond... 2022-10-26 During the respiration of an organism A, 1 molecule of glucose produces 2 ATP molecules whereas i... 2022-10-26 Define (i) saprophytic nutrition (ii) parasitic nutrition, and (iii) holozoic nutrition. Give one... 2022-10-26 Reasons for alcohol abuse in adolescents are
I. social pressure.
II. curiosity and need for adve... 2022-10-26 (a) What is photosynthesis?
(b) Write a chemical equation to show the process of photosynthesis i... 2022-10-26 Why does the sun appear red at sunset? 2022-10-26 Explain why, the sun can be seen about two minutes before actual sunrise. Draw a diagram to illus... 2022-10-26 Warning signs of drug and alcohol abuse include
I. drop in academic performance.
II. absence fro... 2022-10-26 Read the following statements and select the incorrect one.
(a) When the functioning of one or m... 2022-10-26 An organism A which cannot move from one place to another, makes a simple food B from the substan...