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TLS Online TPP Program

#Question id: 11380

Which of the following is/are NOT valid explanation(s) for the observed pattern of species richness?

#10. Ecological Principles
  1. Older communities are more species rich.

  2. Large areas support more species.

  3. Absence of Natural enemies, area with more species richness
  4. Greater productivity permits existence of more species
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TLS Online TPP Program

#Question id: 5077

#5. Developmental Biology

Humans and mice heterozygous for loss-of-function mutations in Pax6 have:
TLS Online TPP Program

#Question id: 5078

#5. Developmental Biology

A human blastomere is:
TLS Online TPP Program

#Question id: 5079

#5. Developmental Biology

The pattern of embryonic development in which only the cells lacking yolk subsequently undergo cleavage is called:
TLS Online TPP Program

#Question id: 5080

#5. Developmental Biology

As cleavage continues during frog development, the size of the blastomeres:
TLS Online TPP Program

#Question id: 5081

#5. Developmental Biology

 The vegetal pole of a frog zygote differs from the animal pole in that ________.
TLS Online TPP Program

#Question id: 5083

#5. Developmental Biology

Which of the following correctly displays the sequence of developmental milestones?