Answer: none of those listed
Explanation:
Antitoxin can be derived from either human (e.g., tetanus immune globulin) or animal (usually equine) sources (e.g., diphtheria and botulism antitoxin). Antitoxins are used to confer passive immunity and for treatment.
Answer:
In a first class lever, the fulcrum is located between the load and the effort. A seesaw is a class one lever.
Second-class levers have the load between the effort and the fulcrum. A wheelbarrow is a second-class lever.
Third-class levers have the effort placed between the load and the fulcrum. Scissors are a third-class lever.
Answer:
marriage plays the role if increasing the population in population change because after marriage a new family is formed by an individual.
Answer:
Finish work that has the biggest impact on your overall grade. For example, you should try to finish that super huge 20 point project before you do the really small ones that are like 5 points.
Stay safe! <3
A defect in The heart beat