1. What are some environmental factors that affect population growth? Do these factors affect developed and underdeveloped nations equally? Support your response with evidence. 2. We have various nationalities in the United States and the population of each subgroup in the United States is plentiful. Expound on if you think […]

1. Theoretically, plants could increase or decrease the size of individual stomata and still achieve the same result as varying the number of stomata. But they dont do this- plants only vary stomata number, not size. Why? 2. How many stomata would you expect desert plants to have relative to […]

Suppose that the following enzymatic pathway is used to synthesize amino acid histidine in Neurospora enzyme A enzyme B enzyme C Precursor ————> Imidazole ———> Histidinol ———–> Histidine These enzymes are encoded by three unlinked genes A, B and C respectively. A prototrophic strain with the genotyp ABC is crossed […]

Three of the many known coat colors in mink are the standard wild-type (black-brown) color, a blue-gray color known as silverblu, and a darker blue-gray color known as steelblu. Matings between wild-type mink can produce all wild-type or 3 wild-type: 1 silverblu or 3 wild: 1 steelblu. 1. Arrange the […]