Answer:
b. hibernation to lower metabolism in the winter
Explanation:
Tundra, besides the one I live in apparently, are very, very dry because of the cold. This means that it may be helpful to hibernate for the part of the year where it is even too cold for plants and other animals.
Answer:
Do you know what the Law of Conservation of mass says? Matter is neither created nor destroyed. Therefore, you have started with 12.7 g Cu and 3.2 g S on the left for a total of 15.9 g; therefore, you must obtain 15.9 g of product(s). If Cu2S is the only product there must be 15.9 g Cu2S.
Answer:
Carrying capacity
Explanation:
The scarcity of the resources of the small forest area could serve as an indication that the forest area has reached its carrying capacity. The carrying capacity of an ecosystem refers to the number of organisms that the ecosystem can comfortably support indefinitely.
Exceeding the carrying capacity will result in scarcity of resources
It seems to have choices. The exposure mutagens may lead to the mutation. When the mutation add up to a certain amount and can lead to cancer. So exposure mutagens will increase the cancer risk.
Chlorophyll is the pigment in chloroplasts that makes a plant looks green
