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TLS Online TPP Program

#Question id: 346

The partial negative charge in a molecule of water occurs because ________.

#SCPH28 | Zoology

  1. the oxygen atom donates an electron to each of the hydrogen atoms

  2. the electrons shared between the oxygen and hydrogen atoms spend more time around the oxygen atom nucleus than around the hydrogen atom nucleus

  3. the oxygen atom has two pairs of electrons in its valence shell that are not neutralized by hydrogen atoms

  4. one of the hydrogen atoms donates an electron to the oxygen atom

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TLS Online TPP Program

#Question id: 2945

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

Separation of spindle poles during spindle formation and anaphase B most likely depends on which of the following?
TLS Online TPP Program

#Question id: 1056

#SCPH06 I Botany

During penetration of E. coli by the T4 phage
TLS Online TPP Program

#Question id: 4959

#SCPH06 I Botany

If a fossil is encased in a stratum of sedimentary rock without any strata of igneous rock (e.g., lava, volcanic ash) nearby, then it should be
TLS Online TPP Program

#Question id: 2648

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

In which microorganism will you find attenuation by alternate loop formation due to ribosomal stalling?
TLS Online TPP Program

#Question id: 9165

#SCPH28 | Zoology

Which of the following biomes spans the largest annual mean temperature range, but the narrowest mean precipitation range?