kailemarie15
kailemarie15
21-06-2016
Biology
contestada
what are feathers composed of
Respuesta :
ponyboyhowell
ponyboyhowell
21-06-2016
feathers are made from the protein Keratin
Answer Link
xSamx
xSamx
21-06-2016
Feathers are composed of beta-keratins, they are protein strands with hydrogen bonded to beta-pleated sheets and they are further cross-linked by disulphide bridges into an even tougher structure.
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
"you require the ability to analyze a customer's clickstream data on a website so they can do behavioral analysis. your customer needs to know what sequence of
Under Article___ of the Constitution, the laws of Congress and all treaties ate the law of the land.
What might happen if species a moved into a niche occupied b A.one species would be force to leave B.the food resource would increase C. Both species would fig
The u.s. anticybersquatting consumer protection act of 1999 makes ____ cybersquatting illegal.
How would you conjugate this?
what is 75 is 15 percent of what number
The perimeter of a basketball court is 9696 meters and the length is 6 meters longer than twice the width. what are the length and width?
The minute hand on a watch is 8mm long and the hour hand is 4mm long. how fast is the distance between the tips of the hands changing at one o'clock? round your
Why is bad weather sometimes good news for farmers? a. bad weather increases both the demand for and supply of agricultural products. b. bad weather shifts the
Erik erikson's fifth developmental stage, which individuals experience during adolescence, is
