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#Question id: 4726

Which of the following is incorrect regards genomic imprinting?

#SCPH28 | Zoology

  1. Certain mutations showing lethality if the mutant gene is derived from one parent, but that same mutant gene has no deleterious effects if inherited from the other parent

  2. Genes on autosomal chromosomes that are more readily expressed in one sex

  3. Transgenic male passes an imprinted gene to his offspring, they express the gene; but, when his daughter transmits the same gene to her offspring, they don’t express it

  4. Genes whose expression is affected by the sex of the transmitting parent

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TLS Online TPP Program

#Question id: 62

#SCPH06 I Botany

We can represent atoms by listing the number of protons, neutrons, and electrons—for example, 2p+, 2n0, 2e- for helium. Which of the following represents the 18O isotope of oxygen?
TLS Online TPP Program

#Question id: 5567

#SCPH01 Biochemistry

The cortical reaction of sea urchin eggs functions directly in ________.
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#Question id: 22947

#SCPH01 Biochemistry

FLOWERING LOCUS M (Floral repressor) that is expressed in leaves and apex, belongs to:
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#Question id: 5582

#SCPH01 Biochemistry

Secretion of Müllerian-inhibiting substance by Sertoli cells:
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#Question id: 423

#I Life Science/ Life Sciences Group – I-V

The glycolytic pathway oxidizes glucose to two molecules of pyruvate and also produces a net of two molecules of ATP. ATP allosterically inhibits the enzyme, PFK-1, that catalyzes the third step of glycolysis. This is an example of ________.