Why humans good epithelial surfaces for respiration, Why is the skin on wor...

Why is the skin on worms, the gills in fish, and the lungs in humans good epithelial surfaces for respiration. Be specific.

Explain cholera, Cholera  The risk of infection with cholera is very lo...

Cholera  The risk of infection with cholera is very low in tourists. The parenteral vaccine licensed in the US is no longer available. One oral vaccine called Dukoral is availa

What are pericardium - pleura and peritoneum, Q. What are pericardium, pleu...

Q. What are pericardium, pleura and peritoneum? Pleura are the membrane that covers the inner wall and the lungs of the chest pericardium are the membrane that covers the heart

Respiratory disease because of pollution,

Which is plant tissues specialized in covering, Which is plant tissues spec...

Which is plant tissues specialized in covering? The dermal tissues or covering tissues of the plants are the epidermis (that covers the leaves and the young stems and shoots) a

Describe the structure of pectin, Describe the structure of pectin Its...

Describe the structure of pectin Its structure is presented in the figures (a) and (b). Pectin is a polygalacturonic acid ester along with rhamnose, arabinose and galactose.

Determine the purposes of vital signs, Determine the purposes of vital sign...

Determine the purposes of vital signs The vital signs reflect the functioning of vital organs of the body i.e. heart, brain and lungs. They indicate the basic functions of body

Which hormones produced by ovaries and testicles, Q. What are the hormones ...

Q. What are the hormones produced by the ovaries and the testicles? The testicles make androgenic hormones, the major of them being testosterone. The ovaries produce progestero

Define about the sucrose and trehalose, Define about the Sucrose and Trehal...

Define about the Sucrose and Trehalose? Sucrose, also called saccharose, is ordinary table sugar refined from sugar cane or sugar beets. Trehalose has two a-D-glucose molecu

What happen when auxin concentration in plant is over, What happens when au...

What happens when auxin concentration in some structures of the plant is over the action range of the hormone? In some of parts of the plant (roots, stem, lateral buds) there a