TLS Online TPP Program

#Question id: 35520


Which of the following are true about vernalization in flowering plants?

#XL - R Botany
  1. It refers to the induction of flowering by low temperature
  2. The vernalization response is irreversible in all plants
  3. Vernalization is perceived primarily in the shoot apical meristem
  4. The flowering locus gene FLC is downregulated during vernalization in Arabidopsis
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TLS Online TPP Program

#Question id: 9615

#XL - S Microbiology

In angiosperm plants, flower morphology can be very intricate. If a tree, such as a New Mexico locust, has flowers that share many morphological intricacies with flowers of the sweet pea vine, then the most likely explanation for these floral similarities is the same general explanation for the similarities between the

TLS Online TPP Program

#Question id: 9615

#XL - R Botany

In angiosperm plants, flower morphology can be very intricate. If a tree, such as a New Mexico locust, has flowers that share many morphological intricacies with flowers of the sweet pea vine, then the most likely explanation for these floral similarities is the same general explanation for the similarities between the

TLS Online TPP Program

#Question id: 9616

#XL - S Microbiology

Which mutation should least require realignment of homologous regions of a gene that is common to several related species?

TLS Online TPP Program

#Question id: 9616

#XL - R Botany

Which mutation should least require realignment of homologous regions of a gene that is common to several related species?

TLS Online TPP Program

#Question id: 9617

#XL - S Microbiology

The common ancestors of birds and mammals were very early (stem) reptiles, which almost certainly possessed 3-chambered hearts (2 atria, 1 ventricle). Birds and mammals, however, are alike in having 4-chambered hearts (2 atria, 2 ventricles). The 4-chambered hearts of birds and mammals are best described as

TLS Online TPP Program

#Question id: 9617

#XL - R Botany

The common ancestors of birds and mammals were very early (stem) reptiles, which almost certainly possessed 3-chambered hearts (2 atria, 1 ventricle). Birds and mammals, however, are alike in having 4-chambered hearts (2 atria, 2 ventricles). The 4-chambered hearts of birds and mammals are best described as