In celiac disease there is T-cell sensitivity to:

TLS Online TPP Program

#Question id: 18079

#Unit 9. Diversity of Life Forms

Within a gymnosperm megasporangium, what is the correct sequence in which the following should appear during development, assuming that fertilization occurs? 

1. Sporophyte embryo 2. female gametophyte 

3. egg cell                 4. megaspore 

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#Question id: 18080

#Unit 9. Diversity of Life Forms

The following are all adaptations to life on land except

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#Question id: 18221

#Unit 9. Diversity of Life Forms

In animal cells and in the meristem cells of land plants, the nuclear envelope disintegrates during mitosis. This disintegration does not occur in the cells of most protists and fungi. According to our current knowledge of plant evolution, which group of organisms should feature mitosis most similar to that of land plants? 

TLS Online TPP Program

#Question id: 18222

#Unit 9. Diversity of Life Forms

Which event during the evolution of land plants probably made the synthesis of secondary compounds most beneficial? 

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#Question id: 18872

#Unit 9. Diversity of Life Forms

Which of the following statements is true of archegonia? 

TLS Online TPP Program

#Question id: 18873

#Unit 9. Diversity of Life Forms

Bryophytes have all of the following characteristics except