TLS Online TPP Program

#Question id: 5718


aneuploids may arise through nondisjunction, the failure of homologous chromosomes or sister chromatids to separate in meiosis. which of following the incorrect about nondisjuction ?

#Unit 8. Inheritance Biology
  1. Meiosis I non-disjunction leads to produce all gamete become aneuploidy

  2. Only Meiosis II non-disjunction leads to produce 50 % gamete become aneuploidy other 50% become normal diploid

  3. Only  Meiosis I non-disjunction leads to produce 50 % gamete n+1 and other 50% become n-1

  4. Either meiosis I or meiosis II nondisjuction  lead to produce aneuploidy gamete.

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TLS Online TPP Program

#Question id: 9224

#Unit 9. Diversity of Life Forms

Which of the following strategies would most rapidly increase the genetic diversity of a population in an extinction vortex?

TLS Online TPP Program

#Question id: 9225

#Unit 9. Diversity of Life Forms

Use the following figure to answer the question


In looking at the species-area plot in the figure, what can be concluded?


TLS Online TPP Program

#Question id: 9226

#Unit 9. Diversity of Life Forms

The main purpose of movement corridors is to ________.

TLS Online TPP Program

#Question id: 9227

#Unit 9. Diversity of Life Forms

A land developer and several ecologists are discussing how a parcel of private land should be developed with housing while saving 20 hectares as natural habitat. The land developer suggests that the 20 hectares be divided into 20 separate 1-hectare areas, spread out across the area. The ecologists suggest that it would be better to have one intact parcel of 20 hectares on one side of the larger area. What is the significance of these different arrangements of the 20 hectares?

TLS Online TPP Program

#Question id: 9228

#Unit 9. Diversity of Life Forms

Use the following figure to answer the question


Looking at the figure showing the results of forest fragmentation, what can be said about edge effects?

TLS Online TPP Program

#Question id: 9229

#Unit 9. Diversity of Life Forms

Which of the following is a generally accurate statement about the current research regarding forest fragmentation?