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nydimaria [60]
3 years ago
15

1. What is surface tension?

Biology
1 answer:
polet [3.4K]3 years ago
4 0

Answer:

the tension of the surface film of a liquid caused by the attraction of the particles in the surface layer by the bulk of the liquid, which tends to minimize surface area.

Explanation:

Insects walking on water. Floating a needle on the surface of the water. Rainproof tent materials where the surface tension of water will bridge the pores in the tent material.

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1. Tell me if this is true or false. If it is false tell me why. "Cereal grains are an excellent
Hunter-Best [27]

Answer:

True

Explanation:

The most common cereal grains that are used is wheat, rice, oats, and corn. WHich can all be high in a protein called prolamins, including vitamin D&E, fiber, iron, and other nutrients.

5 0
3 years ago
Which component of the signal transduction pathway in rod cells is found in the cytosol of the cell? which component of the sign
kow [346]
<span>The correct answer is cGMP.</span> 
 <span>cGMP, during the dark (when there are no stimulations of photoreceptor cells), reaches high intracellular levels. When the light stimulation occurs cGMP levels decrease because it is converted to GMP by phosphodiesterase. Phosphodiesterase is activated by transducin which is activated by excited rhodopsin (contains photopigment).</span>  
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5 0
3 years ago
In a chemical change a _____________ substance forms.
Tanya [424]
New

chemical- new substance
physical- just a state change
7 0
4 years ago
Biomolecules biology help please
Vedmedyk [2.9K]

Answer:

The answer to your question is below

I hope it helps you

Explanation:

a.- Tertiary

b.-

A.- α-Helix

C.- Disulfide bridge

D.- Hydrogen bonding

E .- Hydrophobic interaction

B.- Ionic bond

20.-

2.- α-Helix and β pleated sheets

4.- Collagen and hemoglobin

1.- Determined by the sequence of DNA bases

2.- Form stabilized by hydrogen bonds

3.- Form stabilized by hydrogen bonds, ionic bonds, hydrophobic interactions and disulfide bridges.

4.- Globular proteins

4.- Interaction among several polypeptide chains

3.- Many enzymes

2.-Regular, repeated folding of the peptide chain

1.- Sequence of aminoacids in a protein

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4 years ago
Which specific cell membrane component is responsible for creating a physical barrier designed to protect the cell organelles?
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The answer to this question is : Phospholipids <span />
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3 years ago
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