Answer:
Category : Competition.
Explanation:
Scenario : When two or more organisms rely on the same environmental resource.
I think C, the egg is larger so contains more mitochondria. Reason is we maily obtain the mtDNA from our mothers :v
The earth's tilt. The tilt of the Earth on it's axis is what makes the sun heat up different parts of the Earth at different times, thus making wind, thus making different weather patterns. Depending on how much sun (heat) the area is getting, it changes the weather.
Step 2 should be sensory neurons send electrical signals to the brain
Step 3 brain learns information about the environment
Step 4 brain sends electrical signals to the muscles
Convection is cool things sinking and hot things rising. So for example when you have the heat on the upstairs is always hotter than downstairs because heat rises and continues to go in circles until the whole house it heated up.