Answer: Giving birth only in the spring and summer ensures that offspring are born when food is most available.
Explanation:
All of the Above
The urinary system carries out essential bodily function that help to maintain the body.
Apart from the obvious function of excreting <span>nitrogenous wastes, it helps to maintain an acid-base </span>homeostasis, regulate electrolyte balance and even helps to control blood volume and pressure
Answer:
the answer is carbohydrate
Fossil fuels release carbon dioxide gas when they burn which adds to the greenhouse effect and increases global warming. Of the three fossil fuels, for a given amount of energy released, coal produces the most carbon dioxide and natural gas produces the least.
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A keystone species helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.