1. What is the difference between getting energy from cellular respiration and getting energy from a log by burning it? 2. Why does the body need to utilize both aerobic and anaerobic respiration? Algebra question: Eighty pounds of 20% copper alloy are to be produced by melting down a bar […]

“Some species require a large and diverse range. Although it may not significantly decrease the overall size of the range, how might fragmenting the range with a freeway or neighborhood lead to the extinction of the entire population, even if sufficient food is available in either region to sustain two […]

Two treu breeding white strans of a plant were mated and the Ftwo progeny were all white. When the F1plants were allowed to self fertilize, 179 white flowered and 41 purple flowered F1 plants grew. (a) Using the ratio of these offspring, determine how flower color is inherited? (b) Define […]

The maltose transporter maltoporin (Mr 49,913) spans the outer membrane of E. coli. It is comprised of 18 successive antiparallel Beta – strands arranged like the staves of a barrel to create a channel through the membrane. Beta -turns connect the strands on the periplasmic side of the membrane; loops connect […]