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TLS Online TPP Program

#Question id: 23973

Why deletion causing lethality at homozygous condition state,

#Unit 8. Inheritance Biology
  1. because some copies of essential gene are missing
  2. because all copies of essential genes are missing
  3. because some genes located in the deleted region are missing
  4. because centromere  essentially deleted at homozygous condition
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TLS Online TPP Program

#Question id: 19288

#Unit 9. Diversity of Life Forms

Egg cell in the embryo sac
TLS Online TPP Program

#Question id: 19289

#Unit 9. Diversity of Life Forms

Megasporangium of pine ovules 
TLS Online TPP Program

#Question id: 19290

#Unit 9. Diversity of Life Forms

If one were to erect a new taxon of plants that included all plants that are pollinated by animals, and only plants that are pollinated by animals, then this new taxon would be 
TLS Online TPP Program

#Question id: 19291

#Unit 9. Diversity of Life Forms

Reptilian embryos are protected from desiccation by a leathery shell. Similarly, which pair of structures protects seed plantsʹ embryos and male gametophytes, respectively, from desiccation? 
TLS Online TPP Program

#Question id: 19292

#Unit 9. Diversity of Life Forms

Pollen tube is a part of___
TLS Online TPP Program

#Question id: 19293

#Unit 13. Methods in Biology

Choose the incorrect statement for the preparation of genomic libraries.