Answer:
.
Explanation:
The dissolving power of water is very important for life on Earth. Wherever water goes, it carries dissolved chemicals, minerals, and nutrients that are used to support living things. Because of their polarity, water molecules are strongly attracted to one another, which gives water a high surface tension.
Answer:
what is meant by I can't understand this
Answer:
The correct answer will be option- Fomite
Explanation:
A Fomite is an inanimate object which carries the pathogen and can transmit the pathogen to a host who touched it.
The fomites are the common cause of the diseases in hospitals where infection can spread by stethoscopes and other objects.
In the given question, since the disease was passed to the person through a pathogen carrying tissue paper which when touche by the person got transferred to the person and caused cold.
Thus, the mode of this disease of transmission is known as a fomite.
all living and extinct species, so it would be b. The reason is because all living and extinct animals need a scientific name to be identified, such as when you find dinosaur bones. Dinosaurs are extinct, so you use a scientific name to determine what kind of dinosaur.
Answer;
-Antigen presenting cells
Explanation;
-Helper T cell and inflammatory T cell TCRs recognise epitopes displayed by MHC class II molecules on the surface of antigen-presenting immune cells, including: macrophages that engulf foreign particles such as bacteria; dendritic cells that present antigen to T cells; and B cells that produce antibodies.
-Antigen-present cells APCs engluf antigens, present fragments of antigens to be recognized by T cells
. Major types; dendritic cells in connective tissues and epidermis, macrophages in connective tissues and lymphoid organs &B cells.