Answer:
Direct contact.
Explanation:
Since it was spread through facial tissue, physical contact is needed.
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Antarctic fish. To stop their blood from freezing, some fish that live in the arctic and Antarctic have special Antifreeze proteins. Antifreeze proteins are very clever, as they slow down the formation of bonds between water molecules, which prevents the formation of ice crystals in the fish's blood.
Answer:
population expansion decreases as resources become scarce, leveling off when the carrying capacity of the environment is reached, resulting in an S-shaped curve.
Explanation:
Following are the best conditions or examples for the natural selection to occur:
• More organisms are born than can survive.
• Organisms vary in their characteristics, even within a species.
• Differences in reproduction and survival are due to variation among organisms.
Hope so, this answer will help you.