For each of the following stressful environments, state what molecular stress the bacteria will face, and what action bacterial cells can take to cope with the stress. A. A bacterium is placed in a hypertonic environmentB. A bacterium is placed in a hypotonic environmentC. A bacterium growing at 37 degrees […]

(1) Male and female embryos exhibit few anatomical differences until after the second month of development. Several common sex hormones continue to function into adulthood, including FSH and LH. Describe where these hormones come from and what their role is in adult males and females, with reference to the reproductive […]

1. When DNA samples A and B were separated by buoyant density centrifugation the two samples migrated 23 and 15 cm, respectively. If DNA B had a GC content of 34%, what was the GC content of DNA A? 2. If Meselson and Stahl found that the ratio of 15N-labeled […]

How could you do the following questions without drawing the punnett squares?1. If parents are heterozygous for all three traits, what isthe probability that an offspring is heterozygous for all threetraits?a.) 1/64b.) 2/64c.) 4/64d.) 8/64e.) 32/642. If the parents were heterozygous for all three traits, whatis the probability that an […]