Q. The number of bacteria in saliva samples was determined by collecting the saliva, making serial dilutions, and inoculating nutrient agar through pour plate method. The plates were incubated aerobically for 48 hours at 37C. Bacteria per ml Saliva before Using after Using Mouthwash Mouthwash 1 13.1 x 10^6 10.9 […]

Assignment In a Hardy-Weinberg population with two alleles, A and a, the frequency of allele “a” is 0.05 1.In a Hardy-Weinberg population with two alleles, A and a, the frequency of allele “a” is 0.05. What is the frequency of individuals with AA genotype? 2.In a hypothetical population of 1000 […]

1. Mediterranean Climates, like those in Central California, experience extremely hot and dry summers and relatively cool and moist winters. Relate the soil-water balance to the growth strategies of plants in this region. Include discussion of surplus and deficit periods in this region. Explain what the effects of growing non-Mediterranean […]

Mendel and the re-discoverers of genetics Correns, de Vries and Tschermak identified discrete traits whose patterns of inheritance followed interpretable rules. But most traits found in animals and plants were continuous, not discrete, and tended to mix in offspring – when you cross a Labrador and a poodle (two breeds […]