Andre is a seven year old boy from scraped his knee after falling while riding his scooter. system will play a role in protecting his health after this fall. everely, and his lymphatic

1. How do helper T cells play a role in helping protect Andre from any pathogens that may have entered his body through his open
wound?

2. The inflammatory process will bring neutrophils to the wound site. What function will they serve?

3. As Andre ages, how will his immune system change?

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

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water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.

you need to have a picture of the atom that way we can answer it