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TLS Online TPP Program

#Question id: 12567

Which of the following is true about the current research about forest fragmentation?

#XL - R Botany
  1. Fragmented forests support a greater biodiversity because they result in the combination of forest- edge species and forest interior species.
  2. Fragmented forests support a lesser biodiversity  because the  forested- adapted species leave,  and  only the edge and open- field species can occupy fragmented forests.
  3. Fragmented forests are the goal of conservation biologists who design wildlife preserves
  4. Harvesting timber that results in forest fragmentation results in less soil erosion.
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TLS Online TPP Program

#Question id: 4942

#XL - S Microbiology

Which of the following has not yet been synthesized in laboratory experiments studying the origin of life?
TLS Online TPP Program

#Question id: 15337

#XL - S Microbiology

HSCs express which type of cell-surface molecule, which is the receptor for stem cell factor (SCF). It is a cytokine that exists in both membrane-bound and soluble forms and the SCF-surface molecules interaction is critical for the development, in adult animals, of multipotential progenitor cells (MPPs).  Which type of surface molecules HSCs express?
TLS Online TPP Program

#Question id: 11637

#XL - S Microbiology

Which of these statements about dinoflagellates is false?
TLS Online TPP Program

#Question id: 4906

#XL - R Botany

Shell coiling is a maternal effect phenotype controlled by S gene where S is dominant dextral phenotype over s sinistral phenotype. Dextral coiling Ss male snail was cross with sinistral coiling ss female snail, The phenotype of progeny is 
TLS Online TPP Program

#Question id: 20090

#XL - P Chemistry

Mention number of bonding electron pairs and nonbonding electron pairs in NO3- ion