Answer:
A. an increase in sea urchin biomass is associated with more intense grazing.
The DNA of any individual possesses genetic traits which vary from individual to individual. Traits can be physical traits or behavioral traits. Example of a physical trait would be the appearance of an individual and behavioral trait refers to the nature of the individual. Both vary from individual to individual.
Plants grow through the cracks and animals dig in the soil, further breaking apart and dislodging structures. Chemical processes, like the oxidation of iron, cause unsightly rust. Carbonic acid, a result of carbon dioxide mixing with water, dissolves limestone. Acid rain also wears down stone.
Because they have more space for farming and they have a lot of rice.
White blood cells use "legs" to grab ahold of the blood vessel walls to inch their way forward.
