Question

Please answer ALL

In DNA, which strand is continuously synthesized

1. 		A) leading strand
   		B) lagging strand
   		C) Okazaki fragments
   		D) all of these

1. Root nodules are used by plants for ______________ fixation.

   		A) carbon
   		B) nitrogen
   		C) sulfur
   		D) phosphorus

1. DNA and RNA are composed of __________.

   		A) fatty acid chains
   		B) amino acids
   		C) nucleotides
   		D) none of these

Which of these would be an example of a phenotype?

1. 		A) the sequence of DNA nucleotides
   		B) the sequence of RNA nucleotides
   		C) the sequence of amino acids in a protein
   		D) resistance against an antibiotic drug

1. Human Growth Hormone (hGH) can be produced by transformed __________.

   		A) E. coli
   		B) C. elegans
   		C) D. melanogaster
   		D) none of these

1. In Eukaryotes, which of these is removed from mature mRNA molecules?

   		A) exons
   		B) introns
   		C) both of these
   		D) none of these

1. The Trp operon is an example of a __________________ system.

   		A) constitutive
   		B) inducible
   		C) repressible
   		D) none of these

1. In viral taxonomy, genus names end with _____________.

   		A) "aceae"
   		B) "viridae"
   		C) "virus"
   		D) none of these

1. Mycorrhizae help plants by __________.

   		A) performing photosynthesis
   		B) killing herbivorous insects
   		C) extending the surface area of roots for increased absorption
   		D) none of these

1. In the Lac operon, which of these contains the genes necessary for breaking down lactose?

   		A) regulatory gene (I)
   		B) promotor (P)
   		C) operator (O)
   		D) structural genes (ZYA)

1. The burning of fossil fuels can create sulfur dioxide (SO₂), which is a precursor to ____________.

   		A) greenhouse gases
   		B) acid rain
   		C) ozone
   		D) none of these

1. Which of these is true about chromosomes?

   		A) they are made of DNA
   		B) they are circular in bacteria
   		C) they are inside of the nucleus of Eukaryotes
   		D) all of these

1. Which of these has an anticodon and carries an amino acid?

   		A) mRNA
   		B) rRNA
   		C) tRNA
   		D) none of these

1. In the carbon cycle, carbon fixation is performed by which types of organisms?

   		A) animals
   		B) heterotrophs
   		C) autotrophs
   		D) fungi

Answer 1

The in the Ans. A leveling strand At each growing forks one strane, called the leadling strands is synthesized continuoutly from a single primer m the leading Steinel template and 9our in the 5'-31 direction: Growth of The reading Stand proceed in the same direction, as movement og The growing fork. The Template stand for laising shemel vunthe sis 5'-3' direction short pieces g Ona ; called Okazaki fragments. Ans. 2 B Nitrogen Fixation. Root Module are well by plants for Nitrogens fixation. Mitrogen is present in many forms in the nature. conversion molecular Minogen to ritrate of Amonia is termed as Mitrogen fixation. Module Formatim in leguminous plant's by Rhizobium spp. C.S.P nor envolved on in Module formath Ans. - Mueleonides. The monomeric units nucleic aid are a nucleotides: both DNA and RMA are compose nucleotides. Mono mex g proteins. Fatty aids are the simplest forms of lipids and a large number of .g is of Amino Acid is a serve as as constituents an Complex forms of lipid. Ans. D) resistante against an ankloonic Drug In some strumenims. venstemce comi be achieved with. omy geneht alteration that is called phenotypic resistance. out The sequence of 'DNA, RNA and amino Acid is not related resistance against an antibotic Dray. Plz send your Que. in pasts. If you want to solve your buenhang