TLS Online TPP Program

#Question id: 137


Disulfide bridges can form in proteins ________.

#Section 2: General Biology
  1. only between cysteine residues side-by-side in the protein sequence

  2. between cysteine residues that are close in three-dimensional space, but not necessarily close in the primary structure

  3. between two cystine residues in proteins

  4. between any two methionines or cysteines

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TLS Online TPP Program

#Question id: 3550

#Section 3: Genetics, Cellular and Molecular Biology

A man with type A blood and colorblindness marries a woman with type A blood and normal. Their first female child has type O blood and colorblindness. What is the probability of next female child will be A blood group and colorblindness?

TLS Online TPP Program

#Question id: 3551

#Section 3: Genetics, Cellular and Molecular Biology

In angiosperm plant, assume that the male parent has an AA Bb genotype, and that the female parent has an aa BB genotype. What is genotype in endosperm nucleus, after reproduction between these two plants?

TLS Online TPP Program

#Question id: 3552

#Section 3: Genetics, Cellular and Molecular Biology

In corn, three dominant alleles, called A, C, and R, must be present to produce colored seeds. Which of the following genotype would produce 25 % color seeded plant, When cross with Aaccrr?

TLS Online TPP Program

#Question id: 3553

#Section 3: Genetics, Cellular and Molecular Biology

Diploid cell genotype AaBb undergoes meiosis that generates new combinations of alleles by which mechanism when gene A and B located on the same chromosome?  

TLS Online TPP Program

#Question id: 3554

#Section 3: Genetics, Cellular and Molecular Biology

The diploid cell with 6 pairs of chromosomes can divide. How many possible different combinations of maternal and paternal chromosomes in metaphase?

TLS Online TPP Program

#Question id: 3556

#Section 3: Genetics, Cellular and Molecular Biology

Flower color in plant follows incomplete dominance. Cross between AA and aa results all F1 offspring are uniform were allowed to cross with AA genotype. What will be phenotype ratio?