Research has shown that olfactory receptors, used to detect and recognize many different aromatic chemicals by smell, are G-coupled protein receptors. Humans have the ability to detect smells of chemicals in very low concentration, some less than 1 ppm (parts per million) in the air. Describe how G-coupled protein receptors work, and then explain the characteristic of G-coupled protein receptors that allow olfactory (smell) receptors to detect smells in such low concentration.

Ahigh school teacher wants to study the seating habits of students in the cafeteria to determine if students sit in the same seats or change seats from day to day. she sits in the cafeteria for several days, and without interacting with the students, records where they sit each day. what is a potential benefit of this type of research? there is an independent variable. there is a dependent variable. the researcher can gain personal information about an individual. the participants act normally. the information can be gathered over a period of several years.

Will give brainleist! right answers plz! ! using the paragraph below, find the missing value to complete the t-shirt.

How does the red crab spider use its adaptions for its unique method of hunting.