Lymphocytes are a component of which type of defense mechanism

Lymphocytes or natural killer is one of the component of innate immune system where it acts as defense mechanism of the body that are always present to mobilize and fight bacteria, viruses and microbes at the site of infection.

Moreover, innate immune system also refers to non-specific recognition of certain molecular shapes on pathogens. Other components of innate immune system includes physical epithelial barriers, phagocytic leukocytes, dendritic cells, and circulating plasma proteins.

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation:

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.