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TLS Online TPP Program

#Question id: 7298

In what way are the homeotic genes of flowering plants similar to those of Drosophila and other animals?

#Unit 5. Developmental Biology
  1. all homeotic genes are transcription factors of the homeobox class.
  2. the homeotic genes of flowers are derived during evolution from the same primordial genes used in animals.
  3. mutations in the homeotic genes of flowers cause transformation of one organ into another.
  4. the homeotic genes of plants are arranged in a cluster on the chromosome, and are expressed from one end to the other in an anterior-posterior order.
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TLS Online TPP Program

#Question id: 1097

#Unit 4. Cell Communication and Cell Signaling

A signal transmitted via phosphorylation of a series of proteins is generally associated with which of the following events?
TLS Online TPP Program

#Question id: 8954

#Unit 9. Diversity of Life Forms

Which of the following is descriptive of protostomes?
TLS Online TPP Program

#Question id: 7192

#Unit 5. Developmental Biology

The following are statements regarding the development and maintenance of anterior and posterior compartments in each segment of Drosophila. Which of the following is correct?
TLS Online TPP Program

#Question id: 28464

#Unit 5. Developmental Biology

Anterior neural plate produce the next signals, that promotes the synthesis of the Pax6 transcription factor, Expression of Pax6 protein leads to which fate?
TLS Online TPP Program

#Question id: 21122

#Unit 12. Applied Biology

Which one of the following materials is a nanomaterial?