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TLS Online TPP Program

#Question id: 7291

Five different genes are known to specify floral organ identity in Arabidopsis: APETALA1 (AP1), APETALA2 (AP2), APETALA3 (AP3), PISTILLATA (PI), and AGAMOUS (AG).

Which one of the following statement is incorrect?

#Unit 5. Developmental Biology
  1. plants with the ap2 mutation lack sepals and petals
  2. Plants bearing ap3 or pi mutations produce sepals instead of petals, and carpels instead of stamens.
  3. plants homozygous for the ag mutation lack both stamens and carpels.

  4. Plants bearing ap3 or pi mutations produce petals instead of sepals, and stamens instead of carpels.

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TLS Online TPP Program

#Question id: 12660

#Unit 10. Ecological Principles

Which of the following might be expected in the logistic model of population growth?
TLS Online TPP Program

#Question id: 13135

#Unit 10. Ecological Principles

If average  family  size  for  the  human  population  could  be  immediately reduced  to  two  children  per  couple,  the population would
TLS Online TPP Program

#Question id: 12417

#Unit 10. Ecological Principles

_________ are an example of an animal with a Type II survivorship curve.
TLS Online TPP Program

#Question id: 1669

#Unit 4. Cell Communication and Cell Signaling

What is the percentage of human peripheral blood T-cells bearing a γδ T-cell receptor?
TLS Online TPP Program

#Question id: 12002

#Unit 10. Ecological Principles

Which of the following can be correctly concluded from this experiment?