Biochemistry

How are the branched-chain amino acids absorbed by muscle after meal?

How are the branched-chain amino acids absorbed by muscle after meal?

My lecture notes states...

More uptake of branched-chain amino acids - leucine, isoleucine and valine-in muscle
in well-fed state. Why?

Also, these branched-chain amino acids mentioned above have 'escaped' from l

soobee   1232   2 Replies

wouldbe

How are the branches in glycogen produced?

How are the branches in glycogen produced?

How are the branches in glycogen produced?
 A) A branching enzyme catalyses the addition of a single glucose unit via an (1,6 ) bond to glycogen from a glucose-1-phosphate, releasing Pi.
  B) A branching enzyme catalyses the addition of a

Brooke.catlin   39   2 Replies

Brooke.catlin

How are the branches in glycogen produced?

How are the branches in glycogen produced?

How are the branches in glycogen produced?
 a. A branching enzyme catalyses the addition of a single glucose unit via an (1,6) bond to glycogen from a glucose-1-phosphate, releasing Pi.
  b. A branching enzyme catalyses the addition of a s

ugai_kyut   31   1 Reply

ashleyjohnson81

How are the BRCA proteins and their genes implicated in breast cancer?

How are the BRCA proteins and their genes implicated in breast cancer?

How are the BRCA proteins and their genes implicated in breast cancer?
A) The BRCA proteins damage DNA by generating double-stranded breaks which can lead to cancer.
B) Cells become more susceptible to damage if the genes for these proteins

mikael   231   2 Replies

mikael

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?
 a. They bind up the cholesterol
  b. They break apart the cholesterol molecules.
  c. They compete with cholesterol for an enzyme-binding site.

ugai_kyut   41   1 Reply

PrincessAwesome

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?

How are the drugs Mevinolin and Synvinolin likely to lower serum cholesterol levels?
 a. They bind up the cholesterol
 b. They break apart the cholesterol molecules.
 c. They compete with cholesterol for an enzyme-binding site.
 

omrglss   27   1 Reply

Godzilla159

How are the following forms of energy significant to organisms in ecosystems?

How are the following forms of energy significant to organisms in ecosystems?

Radiant energy, mechanical energy, chemical energy, and heat.

Bugbaja   240   2 Replies

tony9506

How are the following two carbohydrates related to each other?

How are the following two carbohydrates related to each other?

How are the following two carbohydrates related to each other?
 

alexiswells   157   2 Replies

alexiswells

How are the following two compounds related to each other?

How are the following two compounds related to each other?

How are the following two compounds related to each other?
 

shoppa   42   1 Reply

winger785

How are the glycolytic enzymes regulated?

How are the glycolytic enzymes regulated?

How are the glycolytic enzymes regulated?
A)   transcriptional control    D)   All of the above.
B)   reversible phosphorylation    E)   None of the above.
C)   allosteric control

tulao68   77   1 Reply

huanhvhd

How are the majority of elements thought to have been formed?

How are the majority of elements thought to have been formed?

How are the majority of elements thought to have been formed?
 A) By thermonuclear reactions that normally take place in stars.
  B) In explosions of stars.
  C) By the action of cosmic rays outside the stars since the formation of

sophie0209   35   1 Reply

hollyhateschool

How are the majority of elements thought to have been formed?

How are the majority of elements thought to have been formed?

How are the majority of elements thought to have been formed?
 a. By thermonuclear reactions that normally take place in stars.
  b. In explosions of stars.
  c. By the action of cosmic rays outside the stars since the formation of th

crownlessking   33   1 Reply

DR.BREEEEEE

How are the molecular mechanisms for salty taste sensations and non-painful touch sensations ...

How are the molecular mechanisms for salty taste sensations and non-painful touch sensations ...

How are the molecular mechanisms for salty taste sensations and non-painful touch sensations similar?

tulao68   97   1 Reply

huanhvhd

How are the receptors that mediate transmembrane signaling processes classified? What will be an ...

How are the receptors that mediate transmembrane signaling processes classified? What will be an ...

How are the receptors that mediate transmembrane signaling processes classified?
 
  What will be an ideal response?

stalmoney   33   1 Reply

omardr22

How are the red blood cells produced in the body and what might stimulate this p

How are the red blood cells produced in the body and what might stimulate this p

How are the red blood cells produced in the body and what might stimulate this process?

barry   972   1 Reply

duddy

How are the termination codons different from other codons?

How are the termination codons different from other codons?

How are the termination codons different from other codons?
A) They contain thymines.
B) The termination codon always codes for methionine.
C) They are not recognized by any tRNA molecules.
D) Their conformations do not allow them

mikael   425   2 Replies

mikael

How are the types of inhibition kinetically distinguishable?

How are the types of inhibition kinetically distinguishable?

How are the types of inhibition kinetically distinguishable?

jackamus   50   1 Reply

iFISH

How are three-dimensional structures useful in evolutionary comparisons?

How are three-dimensional structures useful in evolutionary comparisons?

How are three-dimensional structures useful in evolutionary comparisons?

tulao68   36   1 Reply

iFISH

How are thylakoid membranes unique?

How are thylakoid membranes unique?

How are thylakoid membranes unique?
A)   They contain only 10% phospholipids.
B)   They contain 40% galactolipids.
C)   They have equivalent amounts of protein and lipid.
D)   a and c.
E)   a, b, and c.

tulao68   50   1 Reply

iFISH

How are vegetable oils hydrogenated?

How are vegetable oils hydrogenated?

How are vegetable oils hydrogenated?

tom_van   556   2 Replies

julesh22

How best can I describe red blood cells in a hypotonic solution?

How best can I describe red blood cells in a hypotonic solution?

How best can I describe red blood cells in a hypotonic solution?

Dr.Makuku   311   1 Reply

bio_man

How big is 1 nm? (Multiple Choice)

How big is 1 nm? (Multiple Choice)

How big is 1 nm?
 a. 1  1012 m c. 1  106 m
  b. 1  109 m d. 1  103 m

Linalovespickle   39   1 Reply

kburke

How cab a single RNA transcript (mRNA) be translated into different polypeptides?

How cab a single RNA transcript (mRNA) be translated into different polypeptides?

A. Two different genes can produce the same RNA transcript, whicj will then be translated differently.
B. There is more than one way to modify the coded polypeptide
C. There is more than one way to slpice an RNA transcript.

why is A the wrong answer

nurkasih   959   2 Replies

nursestu

How can a cell exist if the Second Law of Thermodynamics is true?

How can a cell exist if the Second Law of Thermodynamics is true?

How can a cell exist if the Second Law of Thermodynamics is true?

jackamus   44   1 Reply

iFISH

How can a deficiency of glucose 6-phosphate confer a physiological advantage?

How can a deficiency of glucose 6-phosphate confer a physiological advantage?

How can a deficiency of glucose 6-phosphate confer a physiological advantage?

jackamus   37   1 Reply

iFISH

How can a half-life be used to tell the age of a sample?

How can a half-life be used to tell the age of a sample?

      
1. The half-life of an isotope is constant.
      
2. The amount of radioactive form depends on the amount of radiation in the surroundings.
      
3. The ratio between the radioactive form and the stable form depends on the

ajb0959   334   1 Reply

bio_man

How can a protein be modified to make it more hydrophobic? ???

How can a protein be modified to make it more hydrophobic? ???

How can a protein be modified to make it more hydrophobic?

reharlem   1321   1 Reply

sperl

How can a protein with no signal peptide be integrated into the plasma membrane as a transmembrane protien?

How can a protein with no signal peptide be integrated into the plasma membrane as a transmembrane protien?

I am studying a protein in Neurospora crassa known as prm1. This protein has been identified in yeast as a transmembrane glycoprotein involved in cell fusion (it is a homolog to N. crassa prm1). Its method of action seems to be the stablaization of m

smokinjoe531   571   3 Replies

lenazoni20

How can a protein’s isoelectric point be used in protein purification?

How can a protein’s isoelectric point be used in protein purification?

How can a protein’s isoelectric point be used in protein purification?

jackamus   73   1 Reply

iFISH

How can a single RNA transcript be translated into different polypeptides?

How can a single RNA transcript be translated into different polypeptides?

How can a single RNA transcript be translated into different polypeptides?
A) There is more than one way to modify the coded polypeptide.
B) Two different genes can produce the same RNA transcript, which will then be translated differently.
C) There

fersdream08   789   1 Reply

nursesms

How can action potentials relay information about the intensity of a stimulus, such as distinguishin

How can action potentials relay information about the intensity of a stimulus, such as distinguishin

How can action potentials relay information about the intensity of a stimulus, such as distinguishing between a loud and soft sound?
A) due to electrotonic conduction
B) due to the frequency of action potentials
C) due to the decrement

SalwanJ   266   3 Replies

ch1990

How can alternative RNA splicing generate a greater number of polypeptide products than there are genes?

How can alternative RNA splicing generate a greater number of polypeptide products than there are genes?

How can alternative RNA splicing generate a greater number of polypeptide products than there are genes?

rist789   391   1 Reply

caddy85r

How can covalent modification be used to determine the mechanism of action of an enzyme?

How can covalent modification be used to determine the mechanism of action of an enzyme?

How can covalent modification be used to determine the mechanism of action of an enzyme?

tulao68   53   1 Reply

iFISH

How can DNA fragments of various sizes be separated?

How can DNA fragments of various sizes be separated?

How can DNA fragments of various sizes be separated?

jackamus   89   1 Reply

huanhvhd

How can fake butter spread be 'transfat free', when the main ingredient is hydrogenated soy oil?

How can fake butter spread be 'transfat free', when the main ingredient is hydrogenated soy oil?

(when hydrogenating oils is what makes them into trans fats).
SPREAD, not Spray. TRANSFAT FREE , not Fat Free.

tomtom1   507   7 Replies

jules_78

How can I diagram RNA splicing?

How can I diagram RNA splicing?

Starting with an mRNA with exons and introns, I  am supposed to diagram the mature mRNA which would be produced if splicing occurs.

Please tell me, how I can do this.

ring5303   156   1 Reply

miche37

How can I ensure breakdown of the egg white in a test tube w/ pepsin, water, and the egg whites?

How can I ensure breakdown of the egg white in a test tube w/ pepsin, water, and the egg whites?

What conditions should I recommend to ensure breakdown of the egg white? The pepsin won't dissolve it?

budsworth   597   2 Replies

ilikebigbutts

How can I explain the difference between anabolism and catabolism in simple words?

How can I explain the difference between anabolism and catabolism in simple words?

How can I explain the difference between anabolism and catabolism in simple words?

micromarc   5502   1 Reply

lespink29

How can I make this project scientifically accurate?

How can I make this project scientifically accurate?

For my science project, I have decided to test which type of sugar (I am using sucrose, glucose, and fructose) allows for maximum mental energy (otherwise known as increased neural metabolism). I now realise that glucose is the only type of sugar tha

rivers.butterfly   300   2 Replies

lej2523

How can I raise my Biochemistry grade

How can I raise my Biochemistry grade

Hi. I didn't get a really good grade on my Biochem assessment and it brought my grade to an 80. Grades close on the 9th and I don't know what to do to raise it! Please give me any advise. Anything would be helpful. Thanks!

-An an

(Anonymous)   326   2 Replies

be beautiful