Description : The major role of minor elements inside living organisms is to act as (a) co-factors of enzymes (b) building blocks of important amino acids (c) constituent of hormones (d) binder of cell structure.
Last Answer : (a) co-factors of enzymes
Description : Which of the following statements supports the cell theory? a. all living things are made of cells b. all living things have a chromosome in the nucleus c. all living things have cellular metabolism in the mitochondria d. A-C are correct
Last Answer : a. all living things are made of cells
Description : Viruses are no more “alive” than isolated chromosomes because (a) they require both RNA and DNA (b) they both need food molecules (c) they both require oxygen for respiration (d) both require the environment of a cell to replicate.
Last Answer : (d) both require the environment of a cell to replicate.
Description : Cancer cells interfere with cell functions in all the following ways except: a. they rob cells of their nutrients and induce cell starvation. b. they stimulate the immune system to produce destructive ... reduce the oxygen supply to cells. d. they overwhelm cells through sheer force of numbers.
Last Answer : b. they stimulate the immune system to produce destructive interferons.
Description : What scientific theory says all living things are made up of cells carry on life functions and produce new cells?
Last Answer : cell theory
Description : In which of the following conversions all the three oxygen atoms of `O_(3)` molecules are utilised for oxidation: I. Ferrous oxide to ferric oxide II.
Last Answer : In which of the following conversions all the three oxygen atoms of `O_(3)` molecules are utilised for ... and IV only D. II, III and IV only
Description : How many atoms of aluminum sulfur and oxygen are in 3 molecules of aluminum sulfate?
Last Answer : 1 formula unit of aluminum sulfate has the formula Al2(SO4)3. Sothere are 2 atoms of aluminum, 3 atoms of sulfur and 12 atoms ofoxygen in 1 formula unit of aluminum sulfate. There are nomolecules of aluminum sulfate. They are called formula units.
Description : Molecular oxygen is said to be paramagnetic. This indicates that molecular oxygen: w) is a gas at room temperature x) forms molecules containing two oxygen atoms y) has an approximate molecular weight of 32 z) has unpaired electrons
Last Answer : ANSWER: Z -- HAS UNPAIRED ELECTRONS
Description : Vitamin function as a. Co-enzymes b. Co-melecules c. Building blocks of cell d. None of these
Last Answer : Ans: C
Description : The initiation of a humoral immune response involves a complex interaction of the antigen, cells and intercellular messengers. Which of the following statement(s) concerning the initiation of the ... various cellular components of the immune system d. An antigen must be a living microorganism
Last Answer : Answer: a, b Stimulation of the immune system occurs after a variety of antigen-presenting cells (B lymphocytes, macrophages, dendritic cells, and Langerhans cells) act to engulf ... polysaccharides), most antigens require coordinated efforts of the various cellular components of the immune system
Description : In which process does oxygen carry nutrients from blood to lymph and from lymph to cells ?
Last Answer : Answer : Nutrients in the blood carry oxygen to the lymph in the process of diffusion and transport from the lymph to the cells.
Description : What is the logical order in which the concepts of atoms, molecules, cells... up to biosphere are associated?
Last Answer : Atoms form molecules that form cells that form tissues that form organs that form systems. Systems, in their turn, constitute individuals that form populations that compound (biological) communities that form the biotic components of ecosystems. All ecosystems of earth form the biosphere.
Description : Which option is correct about the levels of organization: D A. Molecules - atoms -cellstissues -organs-body-organismpopulation - community - ecosystem B. Atoms -molecules ... C. Molecules-Atoms-cells-organs-tissues-body-organismD. Atoms-molecules-cells-tissues-organs-body-organism
Last Answer : Atoms-molecules-cells-tissues-organs-body-organism
Description : Which option is correct about the levels of organization: D A. Molecules - atoms -cellstissues -organs-body-organismpopulation - community - ecosystem B. Atoms -molecules -tissues -cells-organs ... - ecosystem D. Atoms -molecules -cells - tissues-organs-body-organismpopulation -community - ecosystem
Last Answer : Atoms -molecules -tissues -cells-organs-body-organismcommunity -population -ecosystem
Description : of which of the following nutrients do infants require extra servings? -General Knowledge
Last Answer : D.fatty acids
Description : In crop movement programme, haploids are important because they (a) require one half of nutrients (b) are helpful in study of meiosis (c) grow better under adverse conditions (d) form perfect homozygous.
Last Answer : (d) form perfect homozygous.
Description : Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii
Last Answer : a) i and ii
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 : If you could afford it, could you envision yourself living very simply and basically, with TV but no internet access at all, in a secluded (but safe) rural area, or would you find living like that impossible?
Last Answer : What about normal phone service? If I had normal phone service so that I could still get in touch with people that way, I would be able to do it.
Description : If living cells, similar to those found on earth, were found on anotyher planet, where there was no oxygen, which cell organelle would most probably b
Last Answer : If living cells, similar to those found on earth, were found on anotyher planet, where ... . Golgi apparatus C. Mitochondria D. Endoplasmic Reticulum
Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (a) Pseudomonas (b) Mycoplasma (c) Nostoc (d) Bacillus
Last Answer : (b) Mycoplasma
Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ? (1) Pseudomonas (2) Mycoplasma (3) Nostoc (4) Bacillus
Last Answer : (2) Mycoplasma
Description : Two models of cells are shown below. Why would model B be better for moving nutrients in and out of the cell?
Last Answer : It has a larger ratio of surface area to volume. (APEX)
Description : A high surface area to volume ratio in cells is important because it (a) Enables efficient transfer of wastes, nutrients and gases across the cell membrane (b) Prevents overproduction of cell ... self and non-self (d) Provides for better structural support to cope with external physical pressure
Last Answer : Ans:(a)
Description : Why are NAND and NOR gates called digital building blocks?
Last Answer : NAND and NOR gates are called digital building blocks because they are fundamental building blocks for digital circuits. Both NAND and NOR gates are basic logic gates that can be used to construct ... construct any other logic gates and they can be combined and used to create more complex circuits.
Description : When will scientists find smaller building blocks than quarks and gluons?
Last Answer : Well, a gluon isn’t a “building block”. It’s a force particle. But I see your point.
Description : ……….. are the building blocks of an XML document and are represented by using tags. -Technology
Last Answer : Elements are the building blocks of an XML document and are represented by using tags.
Description : Building blocks of proteins? -Biology
Last Answer : answer:
Description : Building blocks of polysaccharides? -Biology
Description : Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by `:`
Last Answer : Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by `:` ... -phosphate")_(n)` D. sugar-phosphate.
Description : Why is sandstone good for building blocks for walls?
Last Answer : Need answer
Description : What Which of these are referred to as the building blocks of life?
Last Answer : Cells are the building blocks of life.
Description : What major building blocks in glucose fructose and sucrose?
Description : Minerals are the building blocks of ....?
Last Answer : Minerals are composed of elements or combinations of elements.
Description : Amino acids are the building blocks of (a) Vitamins (b) Starch (c) Proteins (d) Lipids
Last Answer : Ans:(c)
Description : Amino acids are the building blocks of?
Last Answer : Proteins
Description : List the basic building blocks of PLL
Last Answer : 1.Phase detector/comparator 2.Low pass filter 3.Error amplifier 4.Voltage controlled oscillator
Description : Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by (a) base-sugar-phosphate (b) base-sugar-OH (c) (base-sugar-phosphate)n (d) sugar-phosphate.
Last Answer : (a) base-sugar-phosphate
Description : The building blocks of Google’s App Engine architecture comprises of a) GFS, MapReduce, Chubby, BigTable b) GFS, Scheduler, Chubby, BigTable c) GFS, MapReduce, Chunk Server, BigTable d) Scheduler, MapReduce, Chubby, Chunk Server
Last Answer : GFS, MapReduce, Chubby, BigTable
Description : What are the building blocks of proteins? a. monosaccharaides b. amino acids c. fatty acids d. glycerol
Last Answer : b. amino acids
Description : RNA is composed of strands of nucleotides that are read as a 3 nucleotide codon. These are distinguished by tRNAs that match the codons on one end and carry individual building blocks of a protein chain. What are these building blocks of protein that tRNAs bind?
Last Answer : Amino Acids
Description : Which one of the following is not considered as one of the building blocks of the model entrepreneur? A. technical skills. B. management competencies. C. business awareness. D. personal attributes.
Last Answer : C. business awareness.
Description : Which of the following graphic primitives are considered as the basic building blocks of computer graphics ? (a) Points (b) Lines (c) Polylines (d) Polygons Codes : (A) (a) only (B) (a) and (b) (C) (a), (b) and (c) (D) (a), (b), (c) and (d)
Last Answer : Answer: B
Description : What are substances that are extended structures made up of billions of tightly packed atoms and molecules?
Last Answer : What is the answer ?
Description : Elements are made of -----? A. Atoms (Answer) B. Molecules C. H2O D. Compounds
Last Answer : A. Atoms (Answer)
Description : Oxygen comes from the environment and carbon dioxide in the end returns to the environment. How do small animals solve the problem of taking away and bringing these molecules from/to their cells? Why isn't that solution possible for larger animals?
Last Answer : Small animals whose tissues make direct contact or are very close to the environment, like cnidarians and poriferans, make gas exchange by diffusion. Larger animals with cells without direct ... the circulatory systems play this role. Breathing Process Review - Image Diversity: respiratory system
Description : Which one of the following is largest? w) the number of molecules in 2 grams of hydrogen gas x) the number of molecules in 60 grams of lead sulfate y) the number of molecules in 20 liters of oxygen gas at standard temperature and pressure z) the population of the United States
Last Answer : ANSWER: A - THE NUMBER OF MOLECULES IN 2 GRAMS OF HYDROGEN GAS
Description : What characteristic of the six elements found in all living things allows them to form to complex molecules?
Last Answer : they all tend to form multiple covalent bonds
Description : Are there any basically insignificant things your SO does that are particularly endearing to you?
Last Answer : If there’s background music playing. She might do a silly happy dance for the heck of it.