If a given gene in a randomly mating population has three alleles a, b and c in the ratio of 0.6, 0.3 and 0.1 respectively, what is the expected frequency of all heterozygote?

#Question id: 4160

#Unit 3. Fundamental Processes

Different tRNA molecules that bind the same amino acid are called __ tRNA molecules.

#Question id: 10136

#Unit 6. System Physiology – Plant

A protein complex contain a Rieske protein known as

#Question id: 7207

#Unit 5. Developmental Biology

Which of the following statements is true about formation of the primitive streak ?

A. by the cellular dance mechanism, the cells came down the sides of the epiblast to undergo a medially directed intercalation of cells in the posterior margin where primitive streak forms.

B. Cellular dance is mediated by wnt planar cell polarity pathway in the hypoblast cells, at the posterior edge of the embryo.

C. The Wnt pathway activated by fibroblast growth factors (FGFs) produced by the hypoblast.

D. The Wnt planar cell polarity pathway activated by b-catenin produced by the epiblast.

#Question id: 559

#Unit 1. Molecules and their Interaction Relevant to Biology

In competitive inhibition, an inhibitor:

#Question id: 19031

#Unit 9. Diversity of Life Forms