TLS Online TPP Program

#Question id: 348


Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

#SCPH05 I Biotechnology
  1. have greater cohesion to other molecules of H2S

  2. have a greater tendency to form hydrogen bonds with each other

  3. have a higher capacity to absorb heat for the same change in temperature

  4. not form hydrogen bonds with each other

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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?

TLS Online TPP Program

#Question id: 3522

#SCPH12 I Genetics

A haplo-diplod insect, Male are haploid but female are diploid, A female who is heterozygous for recessive red eye color mutation mate with red eye male. What will be percent of wild phenotype color eye among their female?

TLS Online TPP Program

#Question id: 11800

#SCPH05 I Biotechnology

There are at least three different types of companion cells in the minor veins of mature, exporting leaves. Which of the following statements about these companion cells is CORRECT?

 a.) transfer cells are transport sugars enter the apoplast during the movement of sugars from mesophyll cells to sieve elements. Transfer cells transport sugars from the apoplast to the symplast of the sieve elements and companion cells in the source.

 b.) the numerous mitochondria in companion cells may supply energy as ATP to the sieve elements

 c.) Ordinary companion cells can function in either symplastic or apoplastic short-distance transport in source leaves, depending in part on plasmodesmatal frequencies

 d.) Intermediary cells, by contrast, function in symplastic transport of sugars from mesophyll cells to sieve elements

TLS Online TPP Program

#Question id: 1025

#SCPH06 I Botany

Which molecules are associated with the cell wall of Gram-positive bacteria?

TLS Online TPP Program

#Question id: 5226

#SCPH28 | Zoology

Which of the following has the largest genome and the fewest genes per million base pairs?