Practice Questions

TLS Online TPP Program

#Question id: 346

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

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

the oxygen atom donates an electron to each of the hydrogen atoms
the electrons shared between the oxygen and hydrogen atoms spend more time around the oxygen atom nucleus than around the hydrogen atom nucleus
the oxygen atom has two pairs of electrons in its valence shell that are not neutralized by hydrogen atoms
one of the hydrogen atoms donates an electron to the oxygen atom

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TLS Online TPP Program

#Question id: 4910

#SCPH28 | Zoology

For a trait known to be caused by a mitochondrial gene variant, there may be an occasional female that can transmit different phenotypes to her progeny on an apparently random basis. What situation might you suspect?

TLS Online TPP Program

#Question id: 19983

#SCPH05 I Biotechnology

If (TH is the change In enthalpy and the change in tunnel enemy accompanying a gement medico reaction

TLS Online TPP Program

#Question id: 10503

#SCPH06 I Botany

A Pseudomonas species that synthesizes the antifungal compound against the pathogenic fungus Gaeumannomyces graminis known as

TLS Online TPP Program

#Question id: 2092

#SCPH05 I Biotechnology

Peripheral membrane proteins