Two linebackers tackle a quarterback. One hit him with a force of 105 N and the other hit him with a force of 150 N. They are both running East. Calculate the net force acting on the Quarterback.

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies

i think its the first one

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a