Questions

Answer:  U

Explanation:  Start with the D on the outer left of the diagram, and move clockwise around the outer segments, then start on the N anti-clockwise around the inner segments. Letters advance through the alphabet in steps of 3, then 4, 5, and 6, repeating this sequence.

Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors.

a. Parvovirus B19 binds preferentially to the erythrocyte blood group P antigen on erythroid precursor cells.

Answers B, C, D are incorrect:

b. after entry the single-stranded viral DNA genome is transported to the cell nucleus where the host DNA polymerase synthesizes the complimentary DNA strand.

c. Parvovirus B19 infection can be diagnosed by direct detection of viral DNA not RNA.

d. the fetus of a seropositive mother is protected from infection by maternal circulating antibodies.

Thyroxin or Thyroxine is the thyroid hormone that regulates carbohydrate metabolism in the human body.

I. Inputs

• Organizational process assets


• Procurement management plan


• Evaluation criteria


• Procurement document package


• Proposals


• Qualified sellers list


• Project management plan

                 - Risk register

                 - Risk related contractual agreements

II. Tools and Techniques

• Weighting system


• Independent estimates


• Screening system


• Contract negotiation


• Seller rating systems


• Expert judgment


• Proposal evaluation techniques

III. Outputs

• Selected sellers


• Contract


• Contract management plan


• Resource availability


• Procurement management plan (updates)


• Requested changes

The plants which flower only once in their lifetime are called Monocarpic Plants.