Which of the following statements about internal membranes in eukaryotic cells is false?
a. in eukaryotic cells, internal membranes standardize the internal environment of all cellular organelles.
b. in eukaryotic cells, internal membranes greatly increase a cell's total membrane area.
c. in eukaryotic cells, internal membranes form membranous compartments called organelles.
d. in eukaryotic cells, internal membranes provide an additional area for many metabolic processes to occur.

What are charcteristics of lithosphere?

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?

Which are reasons cells undergo cell division?