Which of the following is a reason to place birds into a class of their own?

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

Diffusion and osmosis are forms of passive transport

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?