Description : Cholesterol is Amphipathic in nature because _________ a. It has hydrophilic regions. b. It has hydrophobic regions. c. It has both hydrophilic and hydrophobic regions. d. Both hydrophilic and hydrophobic regions are absent.
Last Answer : c. It has both hydrophilic and hydrophobic regions.
Description : Explain micelle formation in soap solution.
Last Answer : Explain micelle formation in soap solution.
Description : Water soluble molecular aggregates of lipids are known as (A) Micelle (B) Colloids (C) Sphingol (D) Mucin
Last Answer : Answer : A
Description : What type of colloidal sols are formed in the following ? (i) Sulphur vapours are passed through cold water. (ii) White of an egg is mixed with water. (iii) Concentration of soap solution is increased.
Last Answer : (i) Multimolecular colloid (ii) Macromolecular colloid (iii) Associated colloid.
Description : What are Amphipathic molecules? -Biology
Last Answer : answer:
Description : Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the ... contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent
Last Answer : Answer: a, b, d The plasma membrane defines the boundary of the cell and serves to contain and concentrate enzymes and other macromolecule constituents. The plasma membrane is ... and bear carbohydrate moieties primarily as oligosaccharide chains that contribute to the cell coat or glycocalyx
Description : Which of the following is an example of a solution ?
Last Answer : Example of sugar solution.
Description : Shampoos are commercially not available in the form of (A) Powder (B) Gaseous mixture (C) Solution (D) Emulsion
Last Answer : Option B
Description : What are micellae/micelles (micelle)? -Biology
Description : Micelle formation occurs in `:-`
Last Answer : Micelle formation occurs in `:-` A. Enterocyte B. Duodenum C. Lucteals D. Pancrease
Description : Surfacetant molecules can cluster together as micelles, which are colloid sized cluster of molecules. Micelles from only above critical micelle concen
Last Answer : Surfacetant molecules can cluster together as micelles, which are colloid sized cluster of molecules. ... . `DeltaS` of micelle formation is negative
Description : What happens to the bile salts of micelle?
Last Answer : The bile salts are left behind.
Description : Which of the following terms best describes the compound below? CH3(CH2)7CH=CH(CH2)7CO2H (a) an unsaturated fatty acid (b) a triglyceride (c) a synthetic detergent (d) a micelle
Last Answer : an unsaturated fatty acid
Description : Milk is fat dispersed in water. It is an example of (A) Suspension (B) Emulsion (C) Gel (D) Solution
Last Answer : (B) Emulsion
Description : How are solution a and a emulsion different?
Last Answer : What is the answer ?
Description : An emulsion is a colloidal solution of - (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid
Last Answer : (1) Liquid in liquid Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (unmixable or unblendable). Emulsions are part of a more general class ... of emulsions include vinaigrettes, homogenized milk, mayonnaise, and some cutting fluids for metal working.
Description : Milk is an example of - (1) suspension (2) true solution (3) emulsion (4) gel
Last Answer : (3) emulsion Explanation: Milk is an example of the oil-inwater type of emulsion. In milk liquid fat globules are dispersed in water. Other examples are, vanishing cream etc.
Description : Milk is a natural – (1) Solution (2) Emulsion (3) Mixture (4) Suspension
Last Answer : (2) Emulsion Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (nonmixable or unblendable). Emulsions are part of a more general class of two-phase systems of ... an emulsion, one liquid (the dispersed phase) is dispersed in the other (the continuous phase).
Description : A mixture of benzene and toluene forms (1) Non-ideal solution (2) Ideal solution (3) Emulsion (4) Suspension
Last Answer : (2) Ideal solution Explanation: A mixture of benzene and toluene (60 mole% toluene) enters a distillation column to be separated into two product streams.
Description : An alloy is an example of : (1) Colloidal solution (2) Emulsion (3) Solid solution (4) Heterogeneous mixture
Last Answer : (3) Solid solution Explanation: A Solid solution is a uniform mixture of substances in solid form.
Description : Styrene butadiene rubber is commercially manufactured by (A) Bulk polymerisation (B) Suspension polymerisation (C) Solution polymerisation (D) Emulsion polymerisation
Last Answer : (D) Emulsion polymerisation
Description : Commercial production of polypropylene employs __________ polymerisation. (A) Emulsion (B) Suspension (C) Solution (D) Bulk
Last Answer : (C) Solution
Description : Mayonnaise is: w) an emulsion x) a hydrogenated oil y) a covalent solution z) a coalescent solution
Last Answer : ANSWER: W -- AN EMULSION
Description : Mayonnaise is: w) a coalescent solution x) a hydrogenated oil y) a covalent solution z) an emulsion
Last Answer : ANSWER: Z -- AN EMULSION
Description : An emulsion is a colloidal solution of (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid
Last Answer : Liquid in liquid
Description : Milk is a natural (1) Solution (2) Emulsion (3) Mixture (4) Suspension
Last Answer : Emulsion
Description : Which statement is NOT true about non-steroid (peptide) hormones? A) They are derived from peptides, proteins, polypeptides, and derivatives of amino acids. B) They bind to receptors on the cell surface. ... They create an enzyme cascade effect. E) They enter the cell in order to have an effect.
Last Answer : E) They enter the cell in order to have an effect.
Description : What is the transformed form of bone ?
Last Answer : Transformed form of bone marrow collar.
Description : At what stage do each chromosome split vertically to form two chromatids ?
Last Answer : Each chromosome splits vertically to form two chromatids in the prophase step.
Description : At what stage of mitosis do the chromosomes form VLJ or I ?
Last Answer : Answer : In the anaphase stage of mitosis, the chromosomes have VLJ or I shape.
Description : At what stage of mitosis division does the offspring chromosome form ?
Last Answer : In the anaphase stage of mitosis division, offspring chromosomes are formed.
Description : Which is associated with a steroid hormone? A) cyclic AMP B) the second messenger system C) production of new proteins D) activation of proteins present in an inactive form E) binding of a protein to a surface receptor on the plasma membrane
Last Answer : C) production of new proteins
Description : In which of the techniques scaffolds are used to form new and viable tissue for medical use? a. Genetic engineering b. Animal modeling c. Mechanical engineering d. Tissue engineering
Last Answer : d. Tissue engineering
Description : How is Copenhagen Zoo still functioning? Now they kill off 4 lions?
Last Answer : It’s gross and disgusting to me, knowing there are valid preserves available. The cubs and the giraffe were killed for no reason imo.
Description : Which statement is NOT true about steroid hormones? A) They include hormones such as estrogen. B) They do not bind to cell surface receptors. C) The hormone-receptor complex can enter the ... complex can bind to chromatin. E) Steroid hormones act faster than non-steroid (peptide) hormones.
Last Answer : E) Steroid hormones act faster than non-steroid (peptide) hormones.
Description : Zoologists extracted the chemical that the Japanese beetle uses to attract a mate, and use it in a trap to reduce the beetle population. They are utilizing a A) hormone. B) pesticide. C) enzyme. D) pheromone. E) excretion.
Last Answer : D) pheromone.
Description : Which episode of water circulation system is seen ?
Last Answer : The water circulation system of Echinodermata episode is seen.
Description : What is the difference between water absorption and mineral salt absorption ?
Last Answer : Water Absorption 1. Water is absorbed as molecules. 2. Most of the water needed is inactivated. 3. In most cases water is absorbed by the root hairs. 4. Metabolic energy is not required for ... for the absorption of mineral salts. 5. Carriers are needed to transport the ions of mineral salts.
Last Answer : human Of the eyes In the water Prolactin Hormones , adreno - corticotropic Hormone , Liu - Eonkafilin And Minerals As Potassium, Manganese Exists Special By Lysozyme Including More A lot Kind of Of protein Existence If there is, More Research Need .
Description : Trichomonas vaginalis is transmitted through a) water b) light c) sexual contact c) none of these
Last Answer : c) sexual contact
Description : The following are green house gases a. Methane, carbon dioxide, carbon monoxide b. Methane, water vapour, carbon sulphide c. Carbon dioxide, hydrogen sulphide, hydrogen cyanide d. Carbon dioxide, Carbon monoxide, hydrogen cyanide
Last Answer : a. Methane, carbon dioxide, carbon monoxide
Description : What species of animal is this?
Last Answer : EDIT; sorry, read it wrong haha
Description : What is amoeba ?
Last Answer : Amoeba is a member of the state of Protesta. Amoeba is a unicellular animal. Their body is small. The finger-shaped projector from their body is called short-legged. Amoeba feeds with its help. Their body has water cavity , food cavity and contraction cavity.
Description : What is a blind spot ?
Last Answer : The point at which the retina and the optic nerve meet and where the reflection of the object is not formed is called the blind point. This part does not have any rod cells or cone cells , so it is not light sensitive.
Description : What is I Bro ?
Last Answer : Eye brow is a part of eye. The hairs on the eyelids are called eye brows. This prevents sweat from entering the eye.
Description : What are human nose and ear pins made of ?
Last Answer : The nose and ear pins are made of cartilage. The skeletal system of human body is divided into bones and cartilage. The bones are hard and strong. And cartilage is relatively soft and elastic. In this case the nose and ear pins are mainly made up of this cartilage.
Description : Who is the biggest sperm in the animal kingdom ?
Last Answer : The tiny fly Drosophila sperm is the largest.
Description : How do fireflies give light to insects ?
Last Answer : Fireflies have luminescent organs on the back of their bodies . This organ secretes two chemicals called luciferage and luciferin . Luciferge is an enzyme that scatters light, meaning that it is the luciferge ... Popular Science magazine) . Thanks. Footnotes [ 1] The Mystery of Firefly Light
Description : What are genes ?
Last Answer : A gene is DNA located on a chromosome.
Description : What is DNA ?
Last Answer : DNA is the main component of chromosomes. Its full form is deoxyribonucleic acid.