Rivers, because rivers have currents that streamlined bodies are built for
Answer:
Parasitism
Explanation:
A parasite enters a body of what ever animals and makes the animal weak by eating all the protein or nutrients of the animal to the parasite. So the Parasite benfits while the Animal will be weak or die
Answer:
controlled the fertilization process.
Explanation:
Mendel took precautions to avoid contamination by pollen through self pollination of the P generation. He controlled the fertilization processes between the plants. He self pollinated the first pureline varieties to form the P generation. He then cross pollinated them to get F1 generation. Every step of his experiment was controlled.