Answer;
D. The birds have different mating seasons.
Explanation;
-Different species of birds have different mating or breeding seasons. Evolution has played a role in adjusting the timing of avian(birds) breeding seasons to maximize the number of young produced. The breeding season depends on a number of factors, for example In the temperate, subarctic, and arctic zones, the overriding factor is the availability of food. This varies across all different species of birds, irrespective of other similarities they may have.
Answer:
They may change due to environmental changes. for example, if a cactus suddenly experiences a drought, it may change to become better at holding water than before. if it suddenly experiences large amounts of rainfall, it may change to release more water, etc.
Invasive species depopulating Native species.
Energy transfers from the producer to the consumer.
Explanation:
- An organism eats to get energy that is required by its tissue to carry out metabolic activities.
- Organisms in an ecosystem are related to each other by there feeding habits.
- The producers lie at the bottom of a food chain. They bear the ability to convert the solar energy into chemical energy within the cell.
- They are responsible to drive the flow of energy from the ultimate source into the food chain.
- When consumers feed on the producers the energy conserved in the tissue of producers get transferred to the consumer in this way the enery transfers from one trophic level to another.
Answer:
Most people who get the flu (either seasonal or 2009 H1N1) will have mild illness, will not need medical care or antiviral drugs, and will recover in less than two weeks. Some people, however, are more likely to get flu complications that result in being hospitalized and occasionally result in death
On day five of the flu, you should be starting to feel better. Your fever should be gone and the congestion should be lessening, though your cough may linger. You should still stay home, rest, and take plenty of fluids
Explanation:
