Description : What infrmation does the percent composition of an atom in a molecule give?
Last Answer : What is the answer ?
Description : The fact that DNA bears the genetic information of an organism implies that (A) Base composition should be identical from species to species (B) DNA base composition should charge with age (C) ... the same base composition (D) DNA base composition is altered with nutritional state of an organism
Last Answer : Answer : C
Description : Does transferring perfume from its spray bottle into a small glass bottle affect its composition?
Last Answer : You might lose some to evaporation etc in the process, but otherwise no.
Description : How does minerals composition affect the weatherability of rocks?
Last Answer : The minerals that are in a rock will influence how quick itweathers. Strong materials will not weather as quickly as loosematerials.
Description : What is a molecule that has an electric charge?
Last Answer : Molecules that have an uneven pattern of electric charge are said to be polar molecules.
Description : What molecule whose ends have opposite electric charge is a what molecule?
Last Answer : This is a polar molecule.
Description : If a polar molecule has a charge of 4.8 * 10^ (-10) and internuclear distance is 1A then what is its dipole moment ?
Last Answer : 4.8 * 10-10 e.s.u * 1A0 4.8 * 10-10 * 10-8 4.8 * 10-18 e.s.u – Cm = 4.8 Debye Give the mathematical expression to calculate or measure the percentage of ionic Character. % of Ionic Character = (Observed dipole moment / Dipole moment of 100% ionic bond)*100
Description : The isoelectric point of a protein is (a) the pH at which the protein molecule has no charges on its surface. (b) the pH at which a protein in solution has an equal number of positive and negative charges. (c) the electric charge under isothermal conditions. (b) None of these
Last Answer : the pH at which a protein in solution has an equal number of positive and negative charges
Description : In what way does the shape of a molecule affect how the molecule is involved in living systems?
Last Answer : it determines how the molecule functions
Description : What way does the shape of a molecule affect how the molecule is involved?
Last Answer : Feel Free to Answer
Description : In what ways does the shape of a molecule affect how the molecule is involved with living systems?
Description : Given below are four statements pertaining to separation of DNA fragments using gel electrophoresis. Identify the incorrect statements. (i) DNA is negatively charged molecule and so it is loaded on gel towards the anode terminal. (ii) DNA ... (iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv)
Last Answer : (d) (i), (ii) and (iv)
Description : Which one of the following statements is incorrect? (a) The competitive inhibitor does not affect the rate of breakdown of the enzyme-substrate complex. (b) The presence of the competitive inhibitor ... . (d) In competitive inhibition, the inhibitor molecule is not chemically changed by the enzyme.
Last Answer : (b) The presence of the competitive inhibitor decreases the Km of the enzyme for the substrate
Description : Agonists affect the receptor molecule in the following manner: A. Alter its amino acid sequence B. Denature the receptor protein C. Alter its folding or alignment of subunits D. Induce covalent bond formation
Last Answer : C. Alter its folding or alignment of subunits