Answer:
ionic bond: An attraction between two ions used to create an ionic compound. This attraction usually forms between a metal and a non-metal. covalent bond: An interaction between two atoms, which involves the sharing of one or more electrons to help each atom satisfy the octet rule.
Explanation:
Answer: Anthrax, Leprosy, Whooping cough
Explanation:
The cells in the small intestinal mucosa that secrete mucus are the Goblet cells. These cells are also found in other parts of the body such as the bronchi, trachea, larger bronchioles, large intestines and the conjuctiva in the upper eyelid where they are responsible for secreting mucin in tears. In the small intestine mucosa they secrete mucus that ease the movement of feces and also protects the intestine from the corrosion by acids and gases produced by enteric bacteria.
ok so i dont know much about this but but im going to try my best.
so i did a bit of research about what all those birds have in common like you asked for and so they birds really dont have that much in common, so i went on a PREZI and i did some more reasearch i took some pictures to maybe help you.
im not sure if this helped if i didnt do it correctly just lemme know and ill do more research
ok so i added more research to this, look at the pictures, it is the EXACT answer to your question, if you need more research lemme know fam