Answer:
Hope this helps!
Explanation:
All of the body processes, like digestion, pumping blood, breathing, are powered by cells converting the stored chemical energy into work and heat, in a process called respiration. ... Inside the muscle cells of the human (or any animal), the chemical energy is transformed (changed) into mechanical work and heat.
The virus becoms infection, and they create an epidemic that will last for a long time. This was the case back in the early days.
Answer:
lack of resources, and mating
Explanation:
they may go ictenct
Homologous pairs, Eg. X and Y
One pair in paternal and the other in maternal, obtained during Meiosis.