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1. Lactose intolerance is recessive. Individuals homozygous for the base C at the DNA position 13,910 base pairs upstream from the start of transcription of the lactase gene are lactose intolerant (upstream refers to the location with respect to the direction that RNA polymerase travels during transcription). Those individuals have […]

A) Each protofilament in a microtubule is assembled from subunits of alpha-tubulin and Beta-tubulin subunits. Please describe how the organization of the subunits contributes to the protofilament’s polarity and differences between the two ends. How does this polarity contribute to the directionality of two major types of microtubule assisted motor […]

1. Why is Homo maledi important and what are the ancestral relationships within the Tribe Hominini? 2. What are the distinguishing characteristics of the Eukaryotes, Archaea and Bacteria? 3. What is the difference between a prokaryote and a eukaryote? 4. What is a plasmid and why are they important for […]

Q1. 1. Why are some fruits sweet and some sour, whereas others have no specific taste? 2. How does ripening of fruit affect the process of seed dispersal? 3. How do humans interfere in this process by consuming grains and fruits? 4. Does the seed use the fructose or starch […]