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TLS Online TPP Program

#Question id: 33237

In case of enzymes, Na+, K+, or Ca2+ are the ions 

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. play a structural rather than a catalytic role
  2. Are involved in ionic bond formation
  3. play only catalytic role
  4. play a structural and catalytic role
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TLS Online TPP Program

#Question id: 7089

#Unit 5. Developmental Biology

The ecdysozoans are:
TLS Online TPP Program

#Question id: 7090

#Unit 5. Developmental Biology

In what way, if any, does the chromosomal determination of sex differ in Drosophila and humans?
TLS Online TPP Program

#Question id: 7091

#Unit 5. Developmental Biology

The development of the antero-posterior axis of Drosophila is initiated when:
TLS Online TPP Program

#Question id: 7092

#Unit 5. Developmental Biology

A gap gene mutation might cause which of the following defects in the embryonic body plan?
TLS Online TPP Program

#Question id: 7093

#Unit 5. Developmental Biology

The activation of zygotic hunchback expression by Bicoid protein illustrates what principle in the establishment of positional information in embryos?
TLS Online TPP Program

#Question id: 7094

#Unit 5. Developmental Biology

Mutations in homeotic genes can lead to what type of developmental defect?