Answer: Mechanical Isolation
Explanation:
Mechanical isolation is a type of barrier that prevents the species that are closely related from mating with each other.
It is used in case of plants and animals(here beetles) in which the without compatible sex organs individual of different species will not be able to mate and produce offspring.
Thus, the correct answer is option C
The organelle that acts like the brain or the control center in the cell in the nucleus.
Hope this helps!!! :D
2 because if you were to multiply the bases versus the acidity it would come out to 2
Answer:
B
Explanation:
Amount of energy decreases as it goes higher up the trophic levels.
