Answer:
Greatly affect the population.
Explanation:
Environment and weather of a country greatly affect the population and people of a region because good environment with all resources and suitable weather attract people of other regions toward itself. If the location has plenty of water, vegetation, flat geography and food etc, the people settled in this location and increase occur in population whereas if the area doesn't have any natural resources so people migrate from that area.
Answer:
Sperm motility
Explanation:
Sperm motility is the property of the sperms to move properly through the woman's reproductive system during the process of fecundation. The sperms need to move into the female reproductive tract to fertilize the ovum and thus form the egg cell.
It is Nucleic Acids, they consist of long chains of units like the proteins, but still both are different.
Answer:
Avalanche
Explanation:
They mostly happen in mountainous regions where there is snow/ice and rocks. The ice underneath the boulders thaws momentarily due to the pressure of the rocks and ice above hence acting as a lubricant for the sliding down of the rocks down the mountain. Avalanches can be triggered by earthquakes, explosions, and etcetera.