An individual with an uncertain vaccine history has been brought to the emergency room after receiving severe lacerations in an accident with farm machinery. In addition to administering a tetanus toxoid vaccine, he is given a shot of tetanus immune globulin (TIG), a form of passive immunization. Why are both necessary?

A) The tetanus vaccine provides immediate protection, and the tetanus immune globulin provides long-term protection. B) The doctor is not sure which will work faster in this patient so decides to administer both. C) The tetanus immune globulin is given only when there are severe injuries and a high risk of infection. D) Tetanus immune globulin is always given along with the tetanus vaccine. E) The tetanus immune globulin provides immediate, short-term protection, and the tetanus vaccine provides long-term protection.

Can someone me with this and tell me what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

Two male mice, which we will call male a and male b, are both phenotypically normal. male a was from a litter that contained half phenotypically normal mice and half dwarf mice. the mother of male a was known to be homozygous for the normal igf2 allele. male b was from a litter of eight mice that were all phenotypically normal. the parents of male b were a phenotypically normal male and a dwarf female. male a and male b were put into a cage with two female mice that we will call female a and female b. female a is a dwarf and female b is phenotypically normal. the parents of these two females were unknown, although it was known that they were from the same litter. the mice were allowed to mate with each other, and the following data were obtained: female a gave birth to three dwarf babies and four normal babies. female b gave birth to four normal babies and two dwarf babies. which male(s)mated with female a and female b? male a with both females male a with female b, and male b with female a male a with female a, and male b with female b could not be determined male b with both females

What is the process of pulling apart an n2 molecule nevermind i got it