Explanation:
16. mesophyll part
17. bacteria and dessication
18. cellulose
Answer:
DNA
Explanation:
DNA
Avery is best known for his 1944 discovery that DNA is the material of which genes and chromosomes are made.
D) Pituitary
The reason for the answer being choice D is because the pituitary gland is a small pea-sized body attached to the base of the brain. The pituitary gland is important in controlling growth and development and the functioning of the other endocrine glands.
As electrons move from the higher to the lower energy level, they release energy and GROUND STATE occur.
There are many energy levels in atoms of elements and electrons can move from one level to another level and the lowest level possible is called the ground state. An electron needs energy to move from the ground state to an higher energy level. When an electron gains energy, it becomes excited and acquire the capacity to move to an higher level. When an electron in an higher energy level loses energy, it falls back to the ground state.
Answer:
Naturally acquired active, Live, primary, Artificially acquired active, Artificially acquired passive, Antibodies, Naturally acquired passive
Explanation:
Immunity refers to the state of being resistant to infection or reinfection with a pathogen
It can be passive or active immunity.
Active immunity can be Naturally acquired active immunity when a person is exposed to live pathogens,manifests the disease and due to primary immune response they become immune. Artificially acquired active immunity is through vaccination.
Passive immunity can be Naturally acquires passive immunity where a fetus gets some antibodies from maternal blood stream and becomes immune to certain pathogens. Whereas Artificially acquired passive immunity is when an individual is injected with antibodies such as gamma globulin.