Answer:
The mitochondrial DNA (mtDNA) is passed down from the mother to the children almost unchanged. The analysis of mtDNA has provided the forensic scientist with essential tools for determining the source of DNA that they have recovered even from small biological samples. Thus, the answer to the question above is letter B.
Explanation:
1cm=10,00micrometers
7.5micrometers
7.5micrometers=0.00075cm
The correct answer is that it produces antibodies against the sensitizing antigen.
Plasma cells are formed in the bone marrow, the B cells divide into plasma cells, which generate molecules of antibody. Once discharged into the lymph and blood, these antibody molecules combine with the target antigen, that is, foreign substance and starts its destruction or neutralization.
Answer:
Invertebrates.
Explanation:
Invertebrate refers to animals with no backbone.
Lysozyme is an antimicrobial enzyme produced by animals that forms part of the innatr immune system.
