Pollution and digging oil wells. Pollution contaminates the Earth and digging oil wells can cause earthquakes.
Answer:
D
Explanation:
Co-dominance is when both alleles combine to form an intermediate phenotype. It's like crossing a red and white flower and getting a pink flower.
Answer:
Cacti evolved in the way that they are able to hold watter within themselves and their cells.
Explanation:
Answer:
Disease
Explanation:
More people that catch the disease, the more people get it because there is more to spread toword
