Answer:
When a cold front overtakes a warm front, it creates what's called an occluded front that forces warm air above a frontal boundary of cooler air masses.
Explanation:
The presence of a cold front means that cold air is advancing and pushing underneath warmer air. This is because the cold air is ‘heavier,’ or denser, than the warm air. Cold air is thus replacing warm air at the surface.
Monocots only have one cotyledon (vein) dicots have two
Answer:
The only types of mutations that matter to large-scale evolutionary species are the mutations that can be passed to offspring (Genetic).
Explanation:
If a mutation is passed to offspring, through the generations it will become more and more prevalent...Eventually causing a pretty good dent on a population size. Hope this helps : )!