<span>Answer:
Macrophages- WBC that combat multi-cellular parasites.
Neutrophils- most abundant type of WBC which identifies and produces antibodies.</span>
The answer is B) Chromosomes
Silkworms are the offspring of moths. They spew out thread from tiny holes in their jaws, which they use to spin into their egg-bearing cocoons. This entire production takes a mere 72 hours, during which time they produce between 500-1200 silken threads.
In gametogenesis , germinal cells multiply by mitosis and mature garnetes are formed by meiosis.
Answer: Innate Immunity
White blood cells are found in the innate immune system, which is found in all animals. It's called innate immunity because this kind of immunity is present at birth and the white blood cells react immediately in response to an foreign antigen.