CO2 and O2 gases exchange in alveoli through a process called diffusion. During this process, does the gas move from high concentration to low concentration or low concentration to high concentration?

Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants

In which specialized organ of the plant would these cells most likely be found

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?