1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lidiya [134]
3 years ago
12

The protein keratin is composed of two helical strands that wrap around each other in what is called a coiled coil. The two stra

nds remain in contact with each other over the entire length of the protein via hydrophobic interactions. What amino acid might you predict occupies multiple sites along the entire length of the keratin sequence?
Chemistry
1 answer:
kenny6666 [7]3 years ago
7 0

Answer: Alanine, leucine, arginine, cysteine are the polypeptides that are mostly present in the alpha-helix structure of keratin.

Explanation:

You might be interested in
How you could use a microscope to determine if a simple was either a prokaryote or a eukaryote
Black_prince [1.1K]
You could check if their cells had a nucleus or not. If it did it would be a eukaryote, if it did not then it would be a prokaryote.
3 0
3 years ago
Read 2 more answers
What change would most likely decrease the rate of a chemical reaction? A) maintaining a temperature close to room temperature B
Nutka1998 [239]

Answer:

D) cooling of the reaction mixture

Explanation:

Increase in temperature speedens the rate of a chemical reaction

5 0
2 years ago
What is a supercontinent? <br><br> please help me!
oee [108]

Answer:

earth land assembling together to form single large landmass

7 0
2 years ago
I need these done please
valkas [14]

Answer:

A, it is metal oxide

8 0
3 years ago
Read 2 more answers
Consider dissolving sugar in water and magnesium sulfate in water. is any new substance being produced? what happens after sodiu
Olenka [21]

Answer:

Here's what I get  

Explanation:

1. Sugar

(a) Dissolving in water

The white solid dissolves in water to give a colourless solution. There is no evidence that a new substance is being produced.

(b) Addition of sodium hydroxide

Adding the colourless solution of sodium hydroxide to the colourless sugar solution gives a colourless solution. There is no evidence that a new substance is being produced.

2. Magnesium sulfate

(a) Dissolving in water

The colourless crystals dissolve in water to give a colourless solution. There is no evidence that a new substance is being produced.

(b) Addition of sodium hydroxide

Adding the colourless solution of sodium hydroxide to the colourless solution of magnesium sulfate gives a white precipitate (see image). This is evidence that a new substance is being produced.

8 0
2 years ago
Other questions:
  • when bisecting an angle, one of the steps is to draw an arc centered on a point on a ray of the angle. in particular this angle
    8·1 answer
  • Which planet likely has flowing liquid metallic hydrogen as a source of its magnetic field?
    11·2 answers
  • Stronger intermolecular forces predict ________ boiling point and ________ vapor pressure.
    14·1 answer
  • What caused the moon to become a sphere<br> A. Gravity<br> B. atmosphere<br> C. gases<br> D. orbit
    9·1 answer
  • 1 Point
    10·1 answer
  • What ion will be formed by the selenium atom shown below when it has a stable set of valence electrons?
    12·1 answer
  • Am i correct?????????????????????????????
    15·2 answers
  • Which is more likely HON or HNO
    10·1 answer
  • Anyone help me please​
    15·1 answer
  • A solution of CaCl2 in water forms a mixture that is 34.5 calcium chloride by mass. If the total mass of the mixture is 261.4 g.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!