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TLS Online TPP Program

#Question id: 5088

 If gastrulation was blocked by an environmental toxin, then ________.

#XL - T Zoology

  1. cleavage would not occur in the zygote

  2. embryonic germ layers would not form

  3. the blastula would not be formed

  4. the blastopore would form above the gray crescent in the animal pole

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TLS Online TPP Program

#Question id: 2654

#XL - R Botany

Regulation of the lac operon can be envisioned as regulation of enzyme synthesis by its
TLS Online TPP Program

#Question id: 2655

#XL - T Zoology

Lac Operon will be turned on when
TLS Online TPP Program

#Question id: 2656

#XL - T Zoology

In a cell as per the Operon Concept, the regulator gene governs the chemical reactions by
TLS Online TPP Program

#Question id: 2657

#XL - T Zoology

In Lac-operon, the gene product of LacA gene is
TLS Online TPP Program

#Question id: 2657

#XL - R Botany

In Lac-operon, the gene product of LacA gene is
TLS Online TPP Program

#Question id: 2658

#XL - T Zoology

This condition in lac operon facilitates the condition of lac genes being transcribed at high levels