The correct answer is A) and B). Hope this helps.
Biosphere. Bio means life, and Biosphere means ALL life on earth.
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:
The correct option is A. The lipids, because they are responsible for long-term energy storage.
Explanation:
The bodies of organisms are made up of different organic molecules known as biological macromolecules, each specialized to perform unique functions. For example, nucleotides are biological macromolecules made up of nucleotides. The function of nucleotides is to store the genetic information of an organism.
Lipids are macromolecules which are made from fatty acids and glycerol. The function of lipids is to store long- term energy for an organism. Hence, the biology student listed the wrong function for lipids.
Answer:
Planet Y
Explanation:
Planet Y has the smaller period because it takes less time to orbit the star. This is because it has less distance to travel compared to X.
