The answer is natural killer cells.
Natural killer cells are a type of lymphocytes and they are important for the innate immune system. They recognise stressed cells much faster than other immune cells. Their response is rapid and usually only a few days after a viral infection. They also respond to <span>cancer cell </span>formation. While other immune cells can detect only those harmful cells that have specific markers on the surface of the cell membrane, natural killer cells can even detect those cells that miss markers for apoptosis.
I think the answer is either three or four I am not 100% certain but I feel like the answer for this question is going to be 3
Answer:
Reactants are formed inside the plant, and products are taken in from the environment by the plant. Reactants are taken in from the environment by the plant, and products are formed inside the plant.
Explanation:
Answer:
Hydrogen gas has the highest calorific value of 150 KJ/g among all the fuels. So, hydrogen gas is considered to be an extremely good fuel.
Explanation: