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TLS Online TPP Program

#Question id: 5324

In eusocial insects, males develop from unfertilized eggs while females develop from fertilized eggs. The ultimate consequence of this difference is that

#SCPH28 | Zoology

  1. Any colony there is always more males than females

  2. A female is genetically more closely related to her sister than to her own offspring.

  3. Females are behaviorally more dominant than the males.

  4. Any colony there is always more females than Males

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TLS Online TPP Program

#Question id: 15602

#SCPH28 | Zoology

The antibiotic erythromycin, the immunosuppressive drug FK506, and the cholesterol-lowering drug lovastatin all belong to which class.
TLS Online TPP Program

#Question id: 4569

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

Which of the following must exist in a population before natural selection can act upon that population?
TLS Online TPP Program

#Question id: 14126

#SCPH05 I Biotechnology

Which of the following statement is incorrect about homology and sequence similarity?
TLS Online TPP Program

#Question id: 5243

#SCPH28 | Zoology

Auxotroph culture (His- and Lac-) culture of E. coli was mutagenised. On what media would one spread the mutagenised cells to select prototroph for both His+  and Lac+ cells?
TLS Online TPP Program

#Question id: 7704

#SCPH28 | Zoology

The best classification system is that which most closely ________.