What advantage does acquired immunity have over innate immunity?
A. Works very fast at preventing a pathogen invasion.
B. Acquired immunity targets specific organisms.
C. The skin, mucus membranes and stomach acidity are defenses.
D. Considered the first line of the body's defense.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Which event would lead to primary succession of a forest?