TLS Online TPP Program

#Question id: 1591


Which of the following is not true about helper T cells?

#SCPH05 I Biotechnology
  1. They function in cell-mediated and humoral responses.

  2. They recognize polysaccharide fragments presented by class II MHC molecules.

  3. They bear surface CD4 molecules.

  4. They are subject to infection by HIV.

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TLS Online TPP Program

#Question id: 4907

#SCPH28 | Zoology

Two corn plants are studied. One is resistant (R) and the other is susceptible (S) to a certain pathogenic fungus. The following crosses are made, with the results shown

R male X S female = all S progeny

R female X S male = all R progeny

Which of the following are correct about inheritance?

TLS Online TPP Program

#Question id: 4908

#SCPH06 I Botany

Shell coiling of the snail is maternal effect phenotype control by S gene, where S Dextral is dominant over s sinistral. If snail sinistral coiled shell, which of the following statement is true

TLS Online TPP Program

#Question id: 4908

#SCPH12 I Genetics

Shell coiling of the snail is maternal effect phenotype control by S gene, where S Dextral is dominant over s sinistral. If snail sinistral coiled shell, which of the following statement is true

TLS Online TPP Program

#Question id: 4908

#SCPH28 | Zoology

Shell coiling of the snail is maternal effect phenotype control by S gene, where S Dextral is dominant over s sinistral. If snail sinistral coiled shell, which of the following statement is true

TLS Online TPP Program

#Question id: 4909

#SCPH06 I Botany

A pattern of transmission where all offspring have the same phenotype as their mother is consistent with which type of non-Mendelian inheritance?

TLS Online TPP Program

#Question id: 4909

#SCPH12 I Genetics

A pattern of transmission where all offspring have the same phenotype as their mother is consistent with which type of non-Mendelian inheritance?