An isotope of an element has:

a. more protons
b. less protons
c. a different atomic mass
d. the same number of neutrons

Why is it incorrect to say that mitochondria function only as energy factories with cell

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?

All annelids and arthropods have a blank body plan . unlike annelids, arthropods also have blank . the circulatory system of annelids is blank , while circulatory system of arthropods is blank .