Which statement is true? a).eukaryotic cells have multiple membranes. b).prokaryotic cells do not have a membrane. c).prokaryotic cells have multiple membranes. d).eukaryotic cells have one membrane.

Look at the punnett square for an x-linked recessive disease. is it possible for a female offspring to have the disease?

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water