The function f(x) = e^x -1 is to be solved using Newton-Raphson method. If the initial value of xo is taken as 1.0, then the absolute error observed at 2nd iteration is . 

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#Question id: 1993

#Section 2: General Biology

When antibodies attack antigens, clumping of the affected cells generally occurs. This is best explained by

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#Question id: 1995

#Section 2: General Biology

What is the primary function of humoral immunity?

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#Question id: 1998

#Section 2: General Biology

Jenner successfully used cowpox virus as a vaccine against the virus that causes smallpox. Why was he successful even though he used viruses of different kinds?

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#Question id: 1999

#Section 2: General Biology

Which of the following would be most beneficial in treating an individual who has been bitten by a poisonous snake that has a fast-acting toxin?

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#Question id: 2000

#Section 2: General Biology

Which of the following is true of the successful development of a vaccine to be used against a pathogen?

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#Question id: 2001

#Section 2: General Biology

A researcher is analyzing the immune response of a patient following the patientʹs exposure to an unknown agent while out of the country. The patientʹs blood is found to have a high proportion of lymphocytes with CD8 surface proteins. What is the likely cause?