Ayudaaa
¿Qué relacion existe entre los factores bióticos y abióticos en los ecosistemas?

cancer   is   essentially   uncontrolled   mitosis   of specialized cells

answer; i believe the answer is hydraulic action;

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.