Which of the following is a protein deficiency that primarily affects toddlers in developing nations and leads to a range of symptoms such as lethargy, irritability, and thinning of hair?

Mi infected her new partner with HIV. Which of the following statements is correct?

a) This is inexcusable, she must have known she had HIV from the symptoms. b) It is possible Mi had no idea she had HIV. c) She must have had active sores at the time they had sex. d) They must have had anal sex.

What is the disadvantage of correlation studies? Give an example

What will be an ideal response?