Answer:
individuals that develop beneficial traits have a better chance of survival, and are then able to pass on their genes. Eventually, if enough of those genes are passed on, that gene will become more prominent within the population.
Glucose and 2 Pyruvate molecules
Hope that helped, Good luck! (:
Answer:
Nucleus
Explanation:
I know this I've learnt it just today lol. Red Blood Cells don't have a nucleus.
Gravitational attraction between two celestial objects (i think)