The following are all characteristic of the water molds (oomycetes) except

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#Question id: 11332

#XL - T Zoology

The most plausible hypothesis to explain why species richness is higher in tropical than in temperate regions is that

 A) tropical communities are older.

 B) tropical regions generally have more available water and higher levels of solar radiation.

 C) higher temperatures cause more rapid speciation.

 D) diversity increases as evapotranspiration decreases.

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#Question id: 11557

#XL - T Zoology

Which of the following has both endocrine and exocrine activity?

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#Question id: 5596

#XL - T Zoology

The functional maturation of sperm after they have been deposited in the female reproductive tract, known as

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#Question id: 787

#XL - T Zoology

Which of the following statement is INCORRECT with respect to the structure of DNA?

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#Question id: 10555

#XL - R Botany

The water molecule, hydrogen–oxygen bonds form an angle of 105°, The opposite partial charges (δ– and δ+) on the water molecule lead to the formation of which bond with other water molecules,