B is correct
Stars are always bigger than planets
Asteroids, comets, and meteors are generally smaller than planets
Yes, as scientists could figure out what might have changed in the variables she used. Brainliest me and I can give you the whole system.
Answer:
The secondary immune response is the immune response when the same antigen , memory cells that was encountered before is remembered and the immune system make antibodies to counter it.
Explanation:
There is a difference between the primary immune response and secondary immune response.
In the primary immune response occur when the immune system encountered an antigen for the first time which lead to the generation of memory cells and and the B cells with the T cells produce antibodies.
While the secondary immune response occur when the same antigen that was encountered the first time is encountered the second time and it lead to the stimulation of memory cells to produce more and high quantities of antibodies to fight foreign substances.
Answer: Both infect host organisms
Explanation: A virus is a microscopic particle that can infect the cells of a biological organism. ... They are similar to obligate intracellular parasites as they lack the means for self-reproduction outside a host cell, but unlike parasites, viruses are generally not considered to be true living organisms.
Answer:
The mitochondria is the location in the cell where most of cellular respiration takes place, although a small amount of cellular respiration does take place in the cytoplasm. The mitochondria is often called the power house of the cell because it is involved with making energy for the cell.
