The part of the stem that gives rise to this pattern is : B. xylem
xylem is responsible in transporting water and nutrients. It die after a year or so and will leave the concentric pattern as it die
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Answer:
CO2 released to the atmosphere
Explanation:
Yes when a tadpole "evolves" it will grow into something different
Answer:
the ecosystem will be disturbed... the animals feeding on it will be reduced due to lack of food and the animals on which the star fish was feeding will be increased which causes a total imbalance in ecosystem..
Answer: warm front
Explanation: When a warm air mass meets a cold air mass, the warm air rises since it is lighter. At high altitude it cools, and the water vapor it contains condenses. This type of front is called a warm front. It generates nimbostratus clouds, which can result in moderate rain.
