Description : Biological organisation starts with
Last Answer : Biological organisation starts with A. Atomic level B. Submicroscopic moleular level C. Cellular level D. Organismic level
Description : Can bacteria be submicroscopic?
Last Answer : no loser
Description : Methylxanthines exert the following action (s) at cellular/molecular level (a) Intracellular release of Ca2+ (b) Antagonism of adenosine (c) Inhibition of phosphodiesterase (d) All of the above
Last Answer : Ans: D
Description : Methylxanthines exert the following action(s) at cellular/molecular level: A. Intracellular release of Ca2+ B. Antagonism of adenosine C. Inhibition of phosphodiesterase D. All of the above
Last Answer : D. All of the above
Description : Which is correct about cell theory in view of current status of our knowledge about cell structure? (a) It needs modification due to discovery of subcellular structures like chloroplasts and ... Cell theory means that all living objects consists of cells whether or not capable of reproducing
Last Answer : (c) Cell theory does not hold good because all living beings (e.g., viruses) do not have cellular organisation.
Description : $ Those enzymes which are active inside a cell are called extra-cellular enzymes. ! Enzymes lower the rate of biological activities.
Last Answer : $ Those enzymes which are active inside a cell are called extra-cellular enzymes. ! Enzymes lower the rate ... wrong D. If both As and R are wrong.
Description : Biological functions of lipids include (A) Source of energy (B) Insulating material (C) Maintenance of cellular integrity (D) All of these
Last Answer : Answer : D
Description : The Hyderabad based Centre for Cellular and Molecular Biology (CCMB) and Indian Institute of Rice Research (IIRR) has developed Improved Samba Masuri (ISM) variety rice with which feature? a. Low Glycemic Index (GI) b. Bacterial Resistance c. High Cholesterol d. Both a and c
Last Answer : d. Both a and c
Description : How the molecular biological technique is used to study the nervous system?
Last Answer : As with other fields of biology, recent advances in molecular biological technique allow manipulations of the nervous system at the molecular level in precise & specific ways. Also genetics has long ... of genes & mutagenesis) have been developed that allow targeted disruption of a particular gene.
Description : surface tension is an atomic/molecular property of -Science
Last Answer : answer:
Description : What Molecular orbital interactions are not possible because the atomic orbitals have overlapping electron densities.?
Last Answer : Need answer
Description : What is typically transferred during atomic and molecular collisions?
Last Answer : Energy.
Description : Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia? (1) 18 (2) 17 (3) 16 (4) 15
Last Answer : (2) 17 Explanation: Ammonia (NH3) is composed of one atom of Nitrogen and three Hydrogen atoms. This means that its molar mass of ammonia will be the sum of the molar mass of one nitrogen atom and three times the molar mass of a hydrogen atom.
Description : Distinguish between atomic orbital and molecular orbital.
Last Answer : Ans An atomic orbital is monocentric while a molecular orbital is polycentric.
Description : The rate at which a chemical substance reacts is proportional to its (A) Active mass (B) Molecular weight (C) Equivalent weight (D) Atomic weigh
Last Answer : (A) Active mass
Description : The sum of the mass numbers of the atoms in a molecule equals the ______, which is measured in units called _______. a. Atomic Number; Milligrams b. Mass Weight; Micrograms c. Chemical Weight; Moles d. Molecular Weight; Daltons
Last Answer : d. Molecular Weight; Daltons
Description : Hydrogen in liquid steels is dissolved (A) As tiny gas bubbles (B) In the atomic form (C) In the ionic form (D) In the molecular form
Last Answer : Option A
Description : Molecular spectra is an example of a) continuous spectra b) discrete spectra c) band spectra d) atomic spectra
Last Answer : c) band spectra
Description : The law of definite proportions is not applicable to nitrogen oxide because [EAMCET 1981] (A) Nitrogen’s atomic weight is not constant (B) Nitrogen’s molecular weight is variable (C) Nitrogen’s equivalent weight is variable (D) Oxygen’s atomic weight is variable
Last Answer : (C) Nitrogen’s equivalent weight is variable
Description : What is the molecular mass of a gas that effuses through a small hole at twice the rate as oxygen gas at the same temperature. (The molecular mass of O2 is 32.) w) 8.0 atomic mass units x) 16 atomic mass units y) 48 atomic mass units z) 64 atomic mass units
Last Answer : ANSWER: W -- 8.0 ATOMIC MASS UNITS
Description : Compounds of the same atomic content and molecular formula but with differing structures are called what?
Last Answer : ANSWER: ISOMERS
Description : Solids may be considered to be either crystalline noncrystalline. The basic difference between them is that a crystal, in contrast to a noncrystal: w) has a sharp melting point x) has an irregular array of atoms y) exhibits double refraction z) has a completely regular atomic or molecular structure
Last Answer : ANSWER: Z -- HAS A COMPLETELY REGULAR ATOMIC OR MOLECULAR STRUCTURE
Description : Match the following list of animals with their level of organisation : Choose the correct match showing division of labour with animals.
Last Answer : Match the following list of animals with their level of organisation : Choose the correct match showing division of ... i D. A-i,B-iv,C-iii,D-ii
Description : Consider following features. (A) Organ system level of organisation (B) Bilateral symmetry (C) True coelomates with segmentation of body Select the correct option of animal groups which possess ... Arthropoda and Chordata (c) Annelida, Arthropoda and Mollusca (d) Arthropoda, Mollusca and Chordata
Last Answer : (B) Bilateral symmetry
Description : The main disadvantage of line organisation, is (A) Rigid structure (B) Extraordinary delay in communications (C) Top level executions over work (D) All the above
Last Answer : (D) All the above
Description : When top -level managers delegate very little authority to lower -level employees, the organisation is : A)centralised B)decentralised C)empowered D)marketing -oriented
Last Answer : D)marketing -oriented
Description : A major problem with complex pricing structures is that they A)fail to generate the level of revenues needed by an organisation. B)confuse customers and lead to customer dissatisfaction. C) ... to regulation by governmental agencies. D)are almost always viewed as being deceptive by customers.
Last Answer : B)confuse customers and lead to customer dissatisfaction.
Description : What is cellular level organization means?
Last Answer : What is the answer ?
Description : The complement system consists of a series of serum proteins that exist in a quiescent or very low-level state of activation in the uninfected host. Which of the following ... certain complement components serve as chemoattractants to additional cellular components of the host defense mechanism
Last Answer : Answer: a, c, d Complement activation can occur through either classic or alternate (properdin) pathways, both of which eventuate in deposition of terminal complement pathway components on the ... and release of lysosomal enzymes that can directly damage certain target tissues, such as the lung
Description : Which of the following statement(s) is/are true concerning wound contraction? a. Wound contraction accounts for similar rates of reduction of wound size regardless of their location b. The fibroblast ... d. Actin microfillaments are found in fibroblasts and may play a role in wound contracture
Last Answer : Answer: b, c, d Wound contraction is an important event which contrasts healing open wounds and closed incisions. When open wounds contract, the surrounding skin is pulled over the open wound ... number in contracting wounds and are felt to play an active role in the process of wound contraction
Description : Which of the following represents the action of insulin? (a) Increases blood glucose level by stimulating glucagon production. (b) Decreases blood glucose levels by forming glycogen. (c) ... promoting cellular uptake of glucose. (d) Increases blood glucose levels by hydrolysis of glycogen.
Last Answer : (b) Decreases blood glucose levels by forming glycogen
Description : Which of the following is the world’s first cellular system to specify digital modulation and network level architecture? a) GSM b) AMPS c) CDMA d) IS-54
Last Answer : a) GSM
Description : Will the human species react on a fundamental biological level against world government because it is too dangerous for species survival?
Last Answer : Yes. Bio chemical and electrical is how we operate. And, our Modus Operandi is to survive. No matter how it has to be done.
Description : Water pollution can be identified by testing its A. PH level B. Biological Oxygen Demand (BOD) C. Both (a) and (b) D. None of these.
Last Answer : C. Both (a) and (b)
Description : ater pollution can be identified by testing its A. PH level B. Biological Oxygen Demand (BOD) C. Both (a) and (b) D. None of these.
Description : Assertion : The mammary glands of the female starts producing milk just after the process of parturition . Reason : High level of oxytocin induces mil
Last Answer : Assertion : The mammary glands of the female starts producing milk just after the process of parturition ... D. If both Assertion & Reason are False.
Description : A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. (1) The mercury level starts rising (2) The mercury level starts falling (3) The mercury level does not change (4) The bell jar breaks up
Last Answer : (1) The mercury level starts rising Explanation: As the pump removes the air from the bell jar the pressure obviously reduces around the barometer. The reduction in pressure around the barometer leads it to expand. As the pump removes air from the jar, the mercury level rises.
Description : State whether the following statements are true / false: 1) A fully qualified domain name starts with a specific host and ends with a top-level domain. 2) Domain names are always written as fully qualified domain names. A. 1.T, 2.T B. 1.T, 2.F C. 1.F, 2.T D. 1.F, 2.F
Last Answer : B. 1.T, 2.F
Description : Lipogenesis in body starts when (a) Glucose combines with glycerol (b) Glycogen depots of muscle and liver are occupied (c) Glycogen depots of muscle and liver are scanty (d) Blood sugar level is high
Last Answer : (b) Glycogen depots of muscle and liver are occupied
Last Answer : The mercury level starts rising
Description : Why am I becoming more fat but not growing taller in the adulthood, on the molecular level?
Last Answer : answer:Fat growth is from storage of energy potential in fat cells. Height is through growth of bones (legs, spine, arms) which is spurred by human growth hormone that your body ceases producing when you complete puberty. Welcome to ask-public.
Description : Explain the technology of molecular level research ?
Last Answer : Nanotechnology is the technology of research at the molecular level. When molecules or atoms are converted to nanometer scale or nanoparticles using a special technology or device to enhance the ... At present in the field of gene engineering , electrical engineering , mechanical engineering etc.
Description : In evolution, the studies can be made at molecular level. For example, the proteins present in the blood of man and ape similar. The base sequence in
Last Answer : In evolution, the studies can be made at molecular level. For example, the proteins ... analogy C. molecular homology D. homoplastic appearance
Description : Absolute zero pressure will occur (a) at sea level (b) at the center of the earth (c) when molecular momentum of the system becomes zero (d) under vacuum conditions (e) at a temperature of – 273 °K
Last Answer : Answer : c
Description : The order of energy level of molecular orbitals in H3 species in a. 1σ < 2σ = 3σ b. 1σ >2σ = 3σ c. 1σ =2σ < 3σ d. 1σ < 2σ < 3σ
Last Answer : d. 1σ < 2σ < 3σ