Answer:
The Nucleus (2) and the Ribosomes (1)
Explanation:
The answer is jackrabbit.
Answer:
Explained below
Explanation:
The wall of an eyeball has three layered-
- Sclera
- Choroid
- Retina
The space in the center of an eyeball is filled with jelly like material called vitreous humor, which allows light to pass through retina.
Innermost layer of eyeball (retina) is a soft, light sensitive layer of nervous system tissue. Signals from retina to brain carried out by optic nerve, which convert them as visual image.
The flu vaccine changes every year. The flu vaccine is based on a predicted strain that is anticipated to be the most infectious that year. Thats why people who sometimes get the vaccination still get the flu, they don't have the antibodies for the strain they were infected with. Strains for viral disease don't change very much and usually the vaccination for them cover them well.