Why do sex linked traits follow different patterns of inheritance than other traits

Hector is back from his morning run and is feeling light-headed because his energy is depleted which food item will provide him with a quick source of carbohydrates

How do all types of diffusion/passive transport actually ‘work’ without using even the smallest amount of cellular energy?

Brian has a medical condition called cone dystrophy, which is a disorder of the cone cells in the eye. what symptoms would you expect brian to have? a. inability to see in the dark b. difficulty determining colors c. difficulty determining shapes and outlines d. inability to see in all light conditions