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TLS Online TPP Program

#Question id: 15967

Which culture technique is responsible for the immature embryo rescue?

#Unit 12. Applied Biology
  1. Embryo is isolated from ripe seeds and culture invivo
  2. Embryo is isolated from ripe seeds and culture invitro
  3. By the fusion of the normal embryo with undevelop endosperm
  4. By the fusion of the hybrid embryo with normal endosperm
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TLS Online TPP Program

#Question id: 884

#Unit 1. Molecules and their Interaction Relevant to Biology

The hydrogen bonds, which are central features of protein structures, then what is the reason behind it makes only minor contributions to protein stability?
TLS Online TPP Program

#Question id: 11964

#Unit 7. System Physiology – Animal

 Animals cannot produce enzymes to digest cellulose, yet many termite species consume cellulose from plant material as a main part of their diet. How do termites access the nutrients contained in cellulose?
TLS Online TPP Program

#Question id: 687

#Unit 1. Molecules and their Interaction Relevant to Biology

All of the following are considered “weak” interactions in proteins, except:
TLS Online TPP Program

#Question id: 12461

#Unit 10. Ecological Principles

A diagram of a food web, for the following questions. (Arrows represent energy flow and letters represent species.)

If this were a marine food web, the smallest organism might be
TLS Online TPP Program

#Question id: 12704

#Unit 8. Inheritance Biology

Cytoplasmic male sterility (CMS) in plants is caused by mutation in the mitochondrial genome. CMS can be restored by a nuclear gene, restorer of fertility (Rf), which is a dominant character.