In humans, the trait for tongue rolling is dominant over the trait for the inability of a human to roll his/her tongue. if a heterozygous male is crossed with a homozygous recessive female, then what percent of the offspring would be expected to have the ability to roll their tongues? a) 100% b) 75% c) 50% d) 25%

What is the function of nucleic acids

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

What do nitrifying bacteria convert