Many factors affect soil fertility. One biotic factor would be the

A) mineral content of the soil.
B) moisture content of the soil.
C) number of earthworms in the soil.
D) presence or absence of toxic chemicals.
El

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

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

What molecule does hemoglobin decay into over time