What are the general effects of stimulants and the specific effects of caffeine, nicotine, amphetamines, and cocaine?

Q: Which of the following product enter the TCA (Krebs) cycle? O Pyruvate O Lactate O Acetyl Co A O Cri...

A:

Q: Which peptide would absorb the most UV light at 280nm? (Can you show work because I mainly want to k...

A: Aromatic amino acids are relatively non polar.  All aromatic amino acids such as tyrosine, tryptopha...

Q: 1. Which of the following lipids have one or more fatty acids in their structure? Select all that ap...

A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question...

Q: Give the drug examples of emulsion prepare by these method:- 1)dry gum method 2)wet gum method 3)bot...

A: Emulsions are heterogeneous biphasic systems. Thus, there are two immiscible phases. One of the syst...

Q: Help with #4 thanks

A: Enzymes are proteins that aid in the speeding up of metabolic reactions. Certain chemicals can slow ...

Q: According to the configuration of the isostatic, syndiotactic and atactic polymers. Define each of ...

A: TACTICITY :- The steric arrangement in polymers is called tacticity.  

Q: Ammonia, NH3, is toxic to a wide range of aquatic organisms including snails, insects, and fish. The...

A: The equation establishing the relationship between ammonia (NH3) and ammonium (NH4+) in water is as ...

Q: 1. Would you say that indicator tests are qualitative or quantitative? Explain your answer.

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: Below is the primary sequence of a viral protein. MSVVNTEIKFPTHLRSGDFAIIDGMVVEVTSVEYKPVEQAVYLKYRYHL...

A: Biomolecules are organic molecules made up of mainly carbon and hydrogen but there are other element...

Q: All of the following are true of the lymphatic system, EXCEPT: which option below is the answer? N...

A: Lymphatic system: It is a system of thin tubes that runs through the body called the lymph vessels....

Q: Using an example, explain how the structure of a polysaccharidegives rise to its function

A: Macromolecules are types of biomolecules that are needed in large amounts for the growth and develop...

Q: Aspartate amino acids' pI values can be calculated as follows:

A: Aspartic acid is a standard amino acid and has a carboxylic group in its side chain. Due to the pres...

Q: b. What is happening in panel B? You are looking at the southern blot image. What is the radioactive...

A: This is an experimental data where experimenter is trying to look on function of PHT4;2 gene allele....

Q: In UV/Visible spectrophotometer analysis for a multicomponent system, there are only two dyes used i...

A: UV/Visible Spectrophotometry detects the absorbance of light in the UV/Visible range of the electrom...

Q: Directions: Complete the table below to summarize your understanding of the structures, properties, ...

A: Biomolecules are carbon-based organic compounds that are produced in living organisms. Biomolecules ...

Q: is an example for aldotriose.

A: The question is about the functional group that out of given example which is the example of aldotri...

Q: 26. Dietary triglycerides are hydrolyzed by pancreatic lipase, which is related to but distinct from...

A: The pancreas is a heterocrine gland because it secretes digestive juices and hormones. Pancreatic am...

Q: Starting from formaldehyde, ammonia, hydrogen cyanide, carbon dioxide, ethene and water as needed, s...

A:    4.5 billion years ago our planate originate from the solar system. at 1st billion years, there is...

Q: I. Name the following carbohydrates using the proper way of naming/IUPAC system. a. Erythrose b. Lyx...

A: Carbohydrates are one among the 4 biomacromolecules. They are called hydrates of carbon as their gen...

Q: Define micelle

A: The plasma membrane of cell or cell organelles is composed of the lipid bilayer. The lipid bilayer i...

Q: One of the most glaring difference between red and white wines is that red wines....... Select one:...

A: White wine : synthesized with white grapes, and the skin gets separated from juice prior to the ferm...

Q: 4. Glucose containing Catoms was added to isolated hepatocytes in an experiment. Ifthe glucose was a...

A: Triglyceride molecules are the most common way for fatty acids to be stored and transported within c...

Q: Draw the structure of the following phospholipids: a) A cephalin formed from two molecules of steari...

A: Phospholipids contain phosphoric acids in addition to alcohol and fatty acid. Phospholipids are amph...

Q: Using diagrams of your own design, demonstrate how pH affects the charge distribution of an amino ac...

A: Amino acid is a compound that contains both amine group and a carboxyl group in a same molecules. ...

Q: An athlete uses ATP (another chemical) as fuel for a sprint when a glucose molecule is broken down. ...

A: ATP is fundamental source of energy in humans and during sprinting we gets this ATP from different s...

Q: Which of the following is cytidine?   cytosine + guanine   ribose + cytosine + phosphate group   ...

A: Cytidine is a nucleoside monomer formed when a cytosine gets attached to a ribose sugar via a glycos...

Q: Compare/Contrast elemental and ionic lead in chemical & physical properties and their effect on huma...

A: Physical and chemical properties lead (Pb), a soft,silvery-white, or grayish metal in Group 14 (IVa)...

Q: Name some techniques/approaches (name, describe the major steps, how to analyze/interpret results)  ...

A: Proteins: Proteins are polymers that contain hundreds or even thousands of amino acids that are lin...

Q: A group of researchers are interested in a question about the osmolarity of the cells of a particula...

A: It is assumed that a positive percent difference indicates that cell volume has increased. Water is ...

Q: movement of water into the hypertonic solution. If a cell is hypotonic relative to its environment, ...

A: Biological transport of solute and solvents often occurs via semipermeable membranes. Such a mode of...

Q: Is the phosphate functional group negatively charged in both a non-cellular and cellular environment...

A: A phosphate group is an important group that helps in the formation and hydrolysis of ATP molecules....

Q: Inhibitor that permanently blocking the active site by covalent bond is . Competitive inhibitor Non-...

A: Enzymes are biocatalysts which increase the rate of biological reactions. Substrate molecules bind w...

Q: 2. Circle & Name functional groups C-C-N. но CH2 CH H,C CH3 H HE HICI

A: Biomolecules are organic molecules made up of mainly carbon and hydrogen but there are other element...

Q: In one sentence each, how are the following bonds formed and broken in biomolecules? a)  ester bond...

A: There are many types of covalent bond common in biomolecules. C-C bonds are basic to all organic mol...

Q: QUESTION 9 What are the various ways of dispensing heparin in a biomaterial? Compare and contrast.

A: Heparin is a linear polysaccharide synthesized from proteoglycan. Heparin is made up of repeating di...

Q: Acetyl Co A is formed by .. of pyruvate

A: In glycolysis pahway, glucose molecule splits into pyruvate molecules with the formation of ATP mole...

Q: why does  carotene pigments are most stable at acidic pH, and they began to degrad at a higher/acidi...

A: Carotene pigments are photosynthetic pigments in plants and it is composed of unsaturated hydrocarbo...

Q: Draw a tripeptide only containing Alanine

A: Amino acids are the building blocks of proteins which are composed of amino group (NH3+), carboxyl g...

Q: For the following, calculate pka, and pka, of 1 Glycine, determine the 2 buffering regions, and calc...

A: Glycine is an amino acid with H-atom as the side chain. The isoelectric point of a amino acid (pI) i...

Q: What are the disadvantages of using genetic engineering to obtain resistant plants?

A:          The new genetic material (DNA and genes) has been transfecting or reprogramming cultured ce...

Q: Discuss briefly Mössbauer spectroscopy. the principle of

A: Spectroscopy is the study concerned with the measurement of spectra produced when a substance intera...

Q: In cells, certain hormones, such as epinephrine, have the ability to raise the concentration of cAMP...

A: The ability of a protein to bind to a DNA segment can be analyzed using the method of Electrophoreti...

Q: Which amino acid has the possibility of forming inter or intra polypeptide chain covalent bonds?

A: Biomolecules are organic molecules made up of mainly carbon and hydrogen but there are other element...

Q: Consider two enzymes catalyzing two reactions (A --> B --> C ) in a metabolic cascade with their pro...

A: Ans) The order of concentration of A, B, C are in order [C] > [B] > [A] Explanation:  The abov...

Q: Allosteric enzymes forms which shape of curve? O Linear O Hyperbolic O Bell-shaped Sigmoid shaped No...

A: Enzymes are biological catalysts that help organisms speed up chemical processes. Enzymes are protei...

Q: what is the parent shape of the molecule called

A: Electron groups around the central atom will be stable when they are as far apart as possible and we...

Q: Describe the types of pathogens. Give an example of an obligate pathogen, a facultative saprophyte, ...

A: Microorganisms, often known as microbes, are microscopic organisms that can be found all over the pl...

Q: What are the advantages of the presence of organelles in eukaryotic cells?

A: The eukaryotic cell has several organelles and is compartmentalized. 

Q: Wavelength vs. Absorbance UV - VIS Residual Graph 0.05 -0.05 -0.1 -0.15 -0.2 -0.25 220 240 260 280 3...

A: The residual plot shown here is Wavelength Vs Absorbance plot has unique pattern. Here, plot is show...

Q: aw the processes that happen in Glycoly

A: GLYCOLYSIS- It  is a metabolic pathway that converts glucose into pyruvic acid. in this process, glu...