1,698 Answered Questions for the topic biochemistry

Biochemistry Physiology

10/24/24

How does the body compensate for respiratory acidosis?
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10/11/24

diels-alder reaction with a-Terpinene and an N-phenylmaleimide
I conducted a diels-alder reaction using a-Terpinene and an N-phenylmaleimide derivative and I am to come up with a structure for the incomplete dienophile. I've been given an nmr table that... more
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Biochemistry

10/04/24

If a reaction has a ΔG°' of +10 kJ/mol, which of the following conditions could make the reaction proceed spontaneously?
A) Increase the temperature to increase the entropy of the products.B) Increase the concentration of the products.C) Decrease the concentration of the reactants.D) Both A and C.
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Biochemistry

10/04/24

What type of bond links amino acids together in a protein? A) Hydrogen bond B) Ionic bond C) Peptide bond D) Covalent bond
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Biochemistry

10/04/24

What is the role of the mitochondria in eukaryotic cells? A) Protein synthesis B) Photosynthesis C) Energy production D) Lipid synthesis
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Biochemistry

10/04/24

Which of the following molecules serves as the main energy currency of the cell? A) NADH B) ATP C) FADH2 D) GTP
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Biochemistry

10/04/24

In glycolysis, which molecule is produced directly as a result of glucose breakdown? A) Acetyl-CoA B) Lactic acid C) Pyruvate D) Ethanol
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Biochemistry

10/04/24

Which of the following is NOT a component of nucleotides? A) Phosphate group B) Ribose or deoxyribose sugar C) Amino group D) Nitrogenous base
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Biochemistry

10/04/24

What is the primary function of enzymes in biological systems? A) Store genetic information B) Act as structural components C) Catalyze biochemical reactions D) Transport molecules across membranes
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Biochemistry

10/03/24

Question: Describe how allosteric regulation differs from competitive inhibition in enzyme kinetics, and provide examples of how these mechanisms affect metabolic pathways
Question is about enzymes
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10/01/24

Drawing reasonable reaction mechanisms using curved arrows
Please assist in drawing reasonable reaction mechanisms using curved arrows for the 3 examples of biological reactions given in the attached image:https://ibb.co/sVC1GMt
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Biochemistry Chemistry

07/24/24

Help with this one!
1.) Suppose trypsin lowers the standard enthalpy (∆H o҂) of the transition state by 4.8 kcal/moland increases the standard entropic favorability (∆So҂) of the transition state by 20 cal/mol*K. What... more
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Biochemistry Chemistry

07/24/24

I need help with these questions!!
Two proteins, Pepperoni (Pe) and Pizza (Pi) bind to each other with a K D value of 3.4uM 1.) Assume that Pepperoni binds to Pizza independently. If [Pizza] = 1uM, what is the concentration of... more
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Biochemistry

06/20/24

conversion for sucrose
how many grams of sucrose solid do i need to make 450ml of 9.0% sucrose solution
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Biochemistry

06/20/24

conversions for biochem
how many grams of CaBr2 solid do i need to make 600ml of 4% CaBr2 solution
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Biochemistry

06/20/24

Extremophiles and their unique adaptation ability.
How do extremophiles, organisms that thrive in extreme environments like deep-sea hydrothermal vents or acidic hot springs, adapt to such harsh conditions and what can we learn from their survival... more
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Biochemistry

06/20/24

Extremophiles and their unique adaptation ability.
How do extremophiles, organisms that thrive in extreme environments like deep-sea hydrothermal vents or acidic hot springs, adapt to such harsh conditions and what can we learn from their survival... more
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Biochemistry Chemistry

06/12/24

I need help with this!!
A custom peptide is generated that can be injected into the affected zombies and used to disrupt the beta sheet zombie form. This peptide is thought to form a 310 helix in healthy individuals. The... more
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Biochemistry Chemistry

06/06/24

I need help with these problems
A series of reactions containing 20μΜ invertase with different sucrose concentrations in each areperformed and initial velocities are measured. Invertase has a kcat of 1 x 10 4. KM is measured to... more
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Biochemistry Chemistry

06/05/24

Do we find the pka’s for these?
To separate the proteins, you need to prepare 1600 mL of a 182 mM buffer at pH 7.8. You check the shelf and find the following reagents: Develop a detailed protocol for preparing this buffer. Note... more
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Biochemistry Chemistry

06/05/24

Help with solving this problems
The ratio of the two products to sucrose is 140,000 at 310K.A) Calculate delta Go for this reaction at 310K. B) If the change in standard enthalpy for this reaction is -14.4 kJ/mol, what is the... more
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Biochemistry Chemistry

05/29/24

Help me solve these questions!
Consider the simple reaction below: A ⇄ B + C ΔGo = -3.7 kcal/mol1. What is the K eq for this reaction under physiological conditions? 2. If a reaction is set up with 0.1μM of A,... more
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Biochemistry Chemistry

05/29/24

Help solve this!
For the reaction X + Y ⇄ Z with a Keq of 0.822A) What is the standard free energy change for this reaction at 37 degrees Celsius?B) If [X] = 10mM, [Y] = 0.21M, [Z] = 125 μM, which direction does... more
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Biochemistry Microbiology

04/16/24

Could microwave popcorn cause cancer?
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Biochemistry

04/15/24

what organism(s) did we study to learn about oxidative -phosphorylation in the mitochondria
We learn all these terms of reactive oxidative species, and they cytochrome steps in the inner membrane of the mitochondria etc etc. Which animal or bacteria species scientist study to even... more
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