The major ingredient of scientific argument is scientific evidence and known science concepts. Thus through scientific idea, expectations and observations a scientific argument is given birth to. Scientific argument are usually arrived at by mean of scientific methods.
Answer:
White blood cells.
Explanation:
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
Earwigs, slugs, and snails eat annual flowers out of gardens.
