Cells were infected with approximately 1000 copies of either virus A or virus B at the 0 time point. At five-minute intervals, a sample of the virus and cell mixture was removed. The intact cells were removed from the sample, and the number ofviruses per milliliter of culture was determined. Using the data in the figure above, how long does it take for virus A to go through one lytic cycle?
A) 15 minutes
B) 45 minutes
C) 30 minutes
D) 90 minutes

Coat color in cats is determined by genes at several different loci. at one locus on the x chromosome, one allele (x ) encodes black fur and another allele (xo) encodes orange fur. females can be black (x x ), orange (xoxo), or a mixture of orange and black called tortoiseshell (x xo). males are either black (x y) or orange (xoy). bill has a female tortoiseshell cat named patches. one night, patches escapes from bill\'s house, spends the night out, and mates with a stray male. patches later gives birth to the following kittens: one orange male, one black male, two tortoiseshell females, and one orange female. what are the genotypes of patches, the stray male, and the kittens?

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

Why does miranda have that particular vision of dr hildesheim answer?