Recent questions tagged medium

Phenyl ketonuria is manifested in individuals as

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the accumulated phenylalanine in phenyl ketonuria is

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in phenylketonuria there is deficiency of enzyme that converts _ to _

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In sickle cell anaemia _ is substituted for _

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In sickle cell anaemia HbAHbS is a _ while HbSHbS is _

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In a pedigree tree, the order of birth is

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Frame shift mutations are caused by

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Sickle cell anemia shows__ mutation

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In grasshopper, the male has while the femal has in addition to the autosomes

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___ used the frequency of recombination to dtermine the distance between the genes

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the hereditary variations in Drosophile can be observed with

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the lie cycle of Drosophila is

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The two alleles of a gene pair are located on sites on chromosome

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The mendels dihydrid cross ration of 9:3:3:1 represents

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In mendels dihybrid cross the ratio of yellow to green and round to wrinkled was

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One gene codes for __ phenotype

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ABO blood grouping is an example of a.multiple alleles b. codominance c. incomplete dominance d. law of segregation e. back cross

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Match the following

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In an experiment where red and white flowers are crossed and the F2 generation not having pink flowers can be explained by

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the expression of one of the character in F1 generaton in F1 and both of the traits in F2 can be explained by

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During segregation the probability of the gamete containing either allele is

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The recessive allele does not get expresssed in the F1 but is expressed in the F2. This can be explained on the basis of

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What we call genes today, Mendel called them as ___

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The removal of anthers is called

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The ratio of dwarf:tall plants in the F1 generation is

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Match the following:

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Amino acids are linked by a _ bond while the monosaccharides are held by _ bond

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Which of the following is true? Meiosis a. results in conservation of chromosome number across generations b. reduction of chromosome number c. increases variability in species d. important for cell repair

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Which of the following is NOT true? Pachytene is

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the diplotene stage is characterised by the presence of

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which of the following is true? Mitosis a. is associated with cell repair b. occurs in the apical and lateral cambium of a plant c. functions to restore the nuclear-cytoplasmic ratio d. it occurs during gametogenesis in both plants and animals

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multinucleate condition leads to the formation of ___ in coconut

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Match the following:

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cells in G0 phase are : a. metabolically active b. proliferate under certain circumstances c. metabolically inactive d. do not proliferate e. always are in a state of proliferation

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In the G1 phase of cell cycle: a. cell is metabolically active b. cell is undergoing DNA replication c. no. of chromosome doubles d. Amount of DNA doubles

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__ is a continuous ongoing process while occurs only at specific stages of the cell cycle

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Haem is a __ in the active site of peroxidases while NAD is a _

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Competitive inhibitor of succinate dehydrogenase is ___

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The activity of enzyme depends on

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nucleic acids that behave like enzymes are called

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Conversion of glucose into lactic acid is an example of ___pathway

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Biosynthetic pathways are _ while degradative pathways are _

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Decarboxylation of an aminoacid results in an____

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The pitch of the DNA is ____

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Chitin is a_ and cellulose is a __

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which of the folowing is not true of proteins

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which of the following is not strictly a macromolecule?

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Lecithin is an example of

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Arachidonic acid is

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_ give rise to spindle apparatus during cell division in animal cells and _ form the basal body of cilia or flagella.

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